Home / 10,246.08-14,139.44-5,769.84

Finding the Fourth Proportional to 10,246.08, 14,139.44 and 5,769.84

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Solution

The fourth proportional to 10,246.08, 14,139.44 and 5,769.84 is: 7,962.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,246.08 : 14,139.44 = 5,769.84 : x
  2. Step 2: Convert to fraction form
    10,246.08/14,139.44 = 5,769.84/x
  3. Step 3: Cross multiply
    10,246.08x = 14,139.44 × 5,769.84
  4. Step 4: Simplify right side
    10,246.08x = 81,582,306.49
  5. Step 5: Solve for x
    x = 81,582,306.49/10,246.08
  6. Step 6: Final answer
    x = 7,962.29

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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.