Home / 10,275.02-15,400.87-4,348.22

Finding the Fourth Proportional to 10,275.02, 15,400.87 and 4,348.22

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Solution

The fourth proportional to 10,275.02, 15,400.87 and 4,348.22 is: 6,517.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,275.02 : 15,400.87 = 4,348.22 : x
  2. Step 2: Convert to fraction form
    10,275.02/15,400.87 = 4,348.22/x
  3. Step 3: Cross multiply
    10,275.02x = 15,400.87 × 4,348.22
  4. Step 4: Simplify right side
    10,275.02x = 66,966,283.08
  5. Step 5: Solve for x
    x = 66,966,283.08/10,275.02
  6. Step 6: Final answer
    x = 6,517.39

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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.