Home / 5,053.52-7,579.56-1,590.68

Finding the Fourth Proportional to 5,053.52, 7,579.56 and 1,590.68

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Solution

The fourth proportional to 5,053.52, 7,579.56 and 1,590.68 is: 2,385.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.52 : 7,579.56 = 1,590.68 : x
  2. Step 2: Convert to fraction form
    5,053.52/7,579.56 = 1,590.68/x
  3. Step 3: Cross multiply
    5,053.52x = 7,579.56 × 1,590.68
  4. Step 4: Simplify right side
    5,053.52x = 12,056,654.50
  5. Step 5: Solve for x
    x = 12,056,654.50/5,053.52
  6. Step 6: Final answer
    x = 2,385.79

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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.