Home / 7,347.47-11,021.58-5,595.21

Finding the Fourth Proportional to 7,347.47, 11,021.58 and 5,595.21

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Solution

The fourth proportional to 7,347.47, 11,021.58 and 5,595.21 is: 8,393.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347.47 : 11,021.58 = 5,595.21 : x
  2. Step 2: Convert to fraction form
    7,347.47/11,021.58 = 5,595.21/x
  3. Step 3: Cross multiply
    7,347.47x = 11,021.58 × 5,595.21
  4. Step 4: Simplify right side
    7,347.47x = 61,668,054.63
  5. Step 5: Solve for x
    x = 61,668,054.63/7,347.47
  6. Step 6: Final answer
    x = 8,393.10

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Half scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.