Home / 10,254.34-15,366.66-5,570.38

Finding the Fourth Proportional to 10,254.34, 15,366.66 and 5,570.38

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Solution

The fourth proportional to 10,254.34, 15,366.66 and 5,570.38 is: 8,347.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,254.34 : 15,366.66 = 5,570.38 : x
  2. Step 2: Convert to fraction form
    10,254.34/15,366.66 = 5,570.38/x
  3. Step 3: Cross multiply
    10,254.34x = 15,366.66 × 5,570.38
  4. Step 4: Simplify right side
    10,254.34x = 85,598,135.53
  5. Step 5: Solve for x
    x = 85,598,135.53/10,254.34
  6. Step 6: Final answer
    x = 8,347.50

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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.