Home / 5,053.66-7,581.70-1,590.91

Finding the Fourth Proportional to 5,053.66, 7,581.70 and 1,590.91

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Solution

The fourth proportional to 5,053.66, 7,581.70 and 1,590.91 is: 2,386.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.66 : 7,581.70 = 1,590.91 : x
  2. Step 2: Convert to fraction form
    5,053.66/7,581.70 = 1,590.91/x
  3. Step 3: Cross multiply
    5,053.66x = 7,581.70 × 1,590.91
  4. Step 4: Simplify right side
    5,053.66x = 12,061,785.38
  5. Step 5: Solve for x
    x = 12,061,785.38/5,053.66
  6. Step 6: Final answer
    x = 2,386.74

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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.