Home / 10,424.46-14,386.02-5,708.73

Finding the Fourth Proportional to 10,424.46, 14,386.02 and 5,708.73

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Solution

The fourth proportional to 10,424.46, 14,386.02 and 5,708.73 is: 7,878.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,424.46 : 14,386.02 = 5,708.73 : x
  2. Step 2: Convert to fraction form
    10,424.46/14,386.02 = 5,708.73/x
  3. Step 3: Cross multiply
    10,424.46x = 14,386.02 × 5,708.73
  4. Step 4: Simplify right side
    10,424.46x = 82,125,903.95
  5. Step 5: Solve for x
    x = 82,125,903.95/10,424.46
  6. Step 6: Final answer
    x = 7,878.19

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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.