Home / 10,273.59-15,387.03-8,038.49

Finding the Fourth Proportional to 10,273.59, 15,387.03 and 8,038.49

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Solution

The fourth proportional to 10,273.59, 15,387.03 and 8,038.49 is: 12,039.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,273.59 : 15,387.03 = 8,038.49 : x
  2. Step 2: Convert to fraction form
    10,273.59/15,387.03 = 8,038.49/x
  3. Step 3: Cross multiply
    10,273.59x = 15,387.03 × 8,038.49
  4. Step 4: Simplify right side
    10,273.59x = 123,688,510.18
  5. Step 5: Solve for x
    x = 123,688,510.18/10,273.59
  6. Step 6: Final answer
    x = 12,039.46

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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.