Home / 10,439.14-15,658.71-2,541.64

Finding the Fourth Proportional to 10,439.14, 15,658.71 and 2,541.64

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Solution

The fourth proportional to 10,439.14, 15,658.71 and 2,541.64 is: 3,812.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,439.14 : 15,658.71 = 2,541.64 : x
  2. Step 2: Convert to fraction form
    10,439.14/15,658.71 = 2,541.64/x
  3. Step 3: Cross multiply
    10,439.14x = 15,658.71 × 2,541.64
  4. Step 4: Simplify right side
    10,439.14x = 39,798,803.68
  5. Step 5: Solve for x
    x = 39,798,803.68/10,439.14
  6. Step 6: Final answer
    x = 3,812.46

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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.