Home / 6,287.13-9,417.23-3,316.18

Finding the Fourth Proportional to 6,287.13, 9,417.23 and 3,316.18

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Solution

The fourth proportional to 6,287.13, 9,417.23 and 3,316.18 is: 4,967.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287.13 : 9,417.23 = 3,316.18 : x
  2. Step 2: Convert to fraction form
    6,287.13/9,417.23 = 3,316.18/x
  3. Step 3: Cross multiply
    6,287.13x = 9,417.23 × 3,316.18
  4. Step 4: Simplify right side
    6,287.13x = 31,229,229.78
  5. Step 5: Solve for x
    x = 31,229,229.78/6,287.13
  6. Step 6: Final answer
    x = 4,967.17

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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.