Home / 10,371.12-15,557.46-2,975.52

Finding the Fourth Proportional to 10,371.12, 15,557.46 and 2,975.52

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Solution

The fourth proportional to 10,371.12, 15,557.46 and 2,975.52 is: 4,463.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.12 : 15,557.46 = 2,975.52 : x
  2. Step 2: Convert to fraction form
    10,371.12/15,557.46 = 2,975.52/x
  3. Step 3: Cross multiply
    10,371.12x = 15,557.46 × 2,975.52
  4. Step 4: Simplify right side
    10,371.12x = 46,291,533.38
  5. Step 5: Solve for x
    x = 46,291,533.38/10,371.12
  6. Step 6: Final answer
    x = 4,463.50

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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.