Home / 8,560.04-11,801.40-7,685.24

Finding the Fourth Proportional to 8,560.04, 11,801.40 and 7,685.24

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Solution

The fourth proportional to 8,560.04, 11,801.40 and 7,685.24 is: 10,595.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,560.04 : 11,801.40 = 7,685.24 : x
  2. Step 2: Convert to fraction form
    8,560.04/11,801.40 = 7,685.24/x
  3. Step 3: Cross multiply
    8,560.04x = 11,801.40 × 7,685.24
  4. Step 4: Simplify right side
    8,560.04x = 90,696,591.34
  5. Step 5: Solve for x
    x = 90,696,591.34/8,560.04
  6. Step 6: Final answer
    x = 10,595.35

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Half 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.