Home / 5,053.25-7,579.86-1,590.50

Finding the Fourth Proportional to 5,053.25, 7,579.86 and 1,590.50

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Solution

The fourth proportional to 5,053.25, 7,579.86 and 1,590.50 is: 2,385.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.25 : 7,579.86 = 1,590.50 : x
  2. Step 2: Convert to fraction form
    5,053.25/7,579.86 = 1,590.50/x
  3. Step 3: Cross multiply
    5,053.25x = 7,579.86 × 1,590.50
  4. Step 4: Simplify right side
    5,053.25x = 12,055,729.43
  5. Step 5: Solve for x
    x = 12,055,729.43/5,053.25
  6. Step 6: Final answer
    x = 2,385.74

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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.