Home / 10,246.04-14,139.40-5,769.85

Finding the Fourth Proportional to 10,246.04, 14,139.40 and 5,769.85

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Solution

The fourth proportional to 10,246.04, 14,139.40 and 5,769.85 is: 7,962.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,246.04 : 14,139.40 = 5,769.85 : x
  2. Step 2: Convert to fraction form
    10,246.04/14,139.40 = 5,769.85/x
  3. Step 3: Cross multiply
    10,246.04x = 14,139.40 × 5,769.85
  4. Step 4: Simplify right side
    10,246.04x = 81,582,220.87
  5. Step 5: Solve for x
    x = 81,582,220.87/10,246.04
  6. Step 6: Final answer
    x = 7,962.31

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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.