Home / 8,326.53-11,485.17-5,337.63

Finding the Fourth Proportional to 8,326.53, 11,485.17 and 5,337.63

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Solution

The fourth proportional to 8,326.53, 11,485.17 and 5,337.63 is: 7,362.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,326.53 : 11,485.17 = 5,337.63 : x
  2. Step 2: Convert to fraction form
    8,326.53/11,485.17 = 5,337.63/x
  3. Step 3: Cross multiply
    8,326.53x = 11,485.17 × 5,337.63
  4. Step 4: Simplify right side
    8,326.53x = 61,303,587.95
  5. Step 5: Solve for x
    x = 61,303,587.95/8,326.53
  6. Step 6: Final answer
    x = 7,362.44

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Half scale
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Double scale
Find fourth proportional to 8,327.53, 11,486.55 and 5,338.63
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.