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Finding the Fourth Proportional to 6,666.61, 10,004.87 and 2,510.71

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Solution

The fourth proportional to 6,666.61, 10,004.87 and 2,510.71 is: 3,767.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,666.61 : 10,004.87 = 2,510.71 : x
  2. Step 2: Convert to fraction form
    6,666.61/10,004.87 = 2,510.71/x
  3. Step 3: Cross multiply
    6,666.61x = 10,004.87 × 2,510.71
  4. Step 4: Simplify right side
    6,666.61x = 25,119,327.16
  5. Step 5: Solve for x
    x = 25,119,327.16/6,666.61
  6. Step 6: Final answer
    x = 3,767.93

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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.