Home / 10,551.04-15,838.78-6,171.64

Finding the Fourth Proportional to 10,551.04, 15,838.78 and 6,171.64

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Solution

The fourth proportional to 10,551.04, 15,838.78 and 6,171.64 is: 9,264.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,551.04 : 15,838.78 = 6,171.64 : x
  2. Step 2: Convert to fraction form
    10,551.04/15,838.78 = 6,171.64/x
  3. Step 3: Cross multiply
    10,551.04x = 15,838.78 × 6,171.64
  4. Step 4: Simplify right side
    10,551.04x = 97,751,248.20
  5. Step 5: Solve for x
    x = 97,751,248.20/10,551.04
  6. Step 6: Final answer
    x = 9,264.61

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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.