Home / 5,043.47-7,565.66-1,345.73

Finding the Fourth Proportional to 5,043.47, 7,565.66 and 1,345.73

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Solution

The fourth proportional to 5,043.47, 7,565.66 and 1,345.73 is: 2,018.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043.47 : 7,565.66 = 1,345.73 : x
  2. Step 2: Convert to fraction form
    5,043.47/7,565.66 = 1,345.73/x
  3. Step 3: Cross multiply
    5,043.47x = 7,565.66 × 1,345.73
  4. Step 4: Simplify right side
    5,043.47x = 10,181,328.90
  5. Step 5: Solve for x
    x = 10,181,328.90/5,043.47
  6. Step 6: Final answer
    x = 2,018.72

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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.