Home / 10,934.91-15,088.41-6,458.04

Finding the Fourth Proportional to 10,934.91, 15,088.41 and 6,458.04

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Solution

The fourth proportional to 10,934.91, 15,088.41 and 6,458.04 is: 8,911.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,934.91 : 15,088.41 = 6,458.04 : x
  2. Step 2: Convert to fraction form
    10,934.91/15,088.41 = 6,458.04/x
  3. Step 3: Cross multiply
    10,934.91x = 15,088.41 × 6,458.04
  4. Step 4: Simplify right side
    10,934.91x = 97,441,555.32
  5. Step 5: Solve for x
    x = 97,441,555.32/10,934.91
  6. Step 6: Final answer
    x = 8,911.05

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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.