Home / 10,719.19-14,793-6,470.18

Finding the Fourth Proportional to 10,719.19, 14,793 and 6,470.18

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Solution

The fourth proportional to 10,719.19, 14,793 and 6,470.18 is: 8,929.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,719.19 : 14,793 = 6,470.18 : x
  2. Step 2: Convert to fraction form
    10,719.19/14,793 = 6,470.18/x
  3. Step 3: Cross multiply
    10,719.19x = 14,793 × 6,470.18
  4. Step 4: Simplify right side
    10,719.19x = 95,713,298.78
  5. Step 5: Solve for x
    x = 95,713,298.78/10,719.19
  6. Step 6: Final answer
    x = 8,929.16

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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.