Home / 10,246.10-14,139.95-5,769.92

Finding the Fourth Proportional to 10,246.10, 14,139.95 and 5,769.92

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Solution

The fourth proportional to 10,246.10, 14,139.95 and 5,769.92 is: 7,962.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,246.10 : 14,139.95 = 5,769.92 : x
  2. Step 2: Convert to fraction form
    10,246.10/14,139.95 = 5,769.92/x
  3. Step 3: Cross multiply
    10,246.10x = 14,139.95 × 5,769.92
  4. Step 4: Simplify right side
    10,246.10x = 81,586,386.80
  5. Step 5: Solve for x
    x = 81,586,386.80/10,246.10
  6. Step 6: Final answer
    x = 7,962.68

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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.