Home / 9,612.95-13,262.77-5,363.32

Finding the Fourth Proportional to 9,612.95, 13,262.77 and 5,363.32

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Solution

The fourth proportional to 9,612.95, 13,262.77 and 5,363.32 is: 7,399.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,612.95 : 13,262.77 = 5,363.32 : x
  2. Step 2: Convert to fraction form
    9,612.95/13,262.77 = 5,363.32/x
  3. Step 3: Cross multiply
    9,612.95x = 13,262.77 × 5,363.32
  4. Step 4: Simplify right side
    9,612.95x = 71,132,485.94
  5. Step 5: Solve for x
    x = 71,132,485.94/9,612.95
  6. Step 6: Final answer
    x = 7,399.65

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Half scale
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Double scale
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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.