Home / 4,877.43-7,316.91-1,589.76

Finding the Fourth Proportional to 4,877.43, 7,316.91 and 1,589.76

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Solution

The fourth proportional to 4,877.43, 7,316.91 and 1,589.76 is: 2,384.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.43 : 7,316.91 = 1,589.76 : x
  2. Step 2: Convert to fraction form
    4,877.43/7,316.91 = 1,589.76/x
  3. Step 3: Cross multiply
    4,877.43x = 7,316.91 × 1,589.76
  4. Step 4: Simplify right side
    4,877.43x = 11,632,122.89
  5. Step 5: Solve for x
    x = 11,632,122.89/4,877.43
  6. Step 6: Final answer
    x = 2,384.89

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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.