Home / 11,210.04-15,469.90-6,494.68

Finding the Fourth Proportional to 11,210.04, 15,469.90 and 6,494.68

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Solution

The fourth proportional to 11,210.04, 15,469.90 and 6,494.68 is: 8,962.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,210.04 : 15,469.90 = 6,494.68 : x
  2. Step 2: Convert to fraction form
    11,210.04/15,469.90 = 6,494.68/x
  3. Step 3: Cross multiply
    11,210.04x = 15,469.90 × 6,494.68
  4. Step 4: Simplify right side
    11,210.04x = 100,472,050.13
  5. Step 5: Solve for x
    x = 100,472,050.13/11,210.04
  6. Step 6: Final answer
    x = 8,962.68

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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.