Home / 10,283.98-15,424.02-5,013.70

Finding the Fourth Proportional to 10,283.98, 15,424.02 and 5,013.70

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Solution

The fourth proportional to 10,283.98, 15,424.02 and 5,013.70 is: 7,519.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,283.98 : 15,424.02 = 5,013.70 : x
  2. Step 2: Convert to fraction form
    10,283.98/15,424.02 = 5,013.70/x
  3. Step 3: Cross multiply
    10,283.98x = 15,424.02 × 5,013.70
  4. Step 4: Simplify right side
    10,283.98x = 77,331,409.07
  5. Step 5: Solve for x
    x = 77,331,409.07/10,283.98
  6. Step 6: Final answer
    x = 7,519.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.