Home / 1,567.32-2,345.10-974.52

Finding the Fourth Proportional to 1,567.32, 2,345.10 and 974.52

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Solution

The fourth proportional to 1,567.32, 2,345.10 and 974.52 is: 1,458.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.32 : 2,345.10 = 974.52 : x
  2. Step 2: Convert to fraction form
    1,567.32/2,345.10 = 974.52/x
  3. Step 3: Cross multiply
    1,567.32x = 2,345.10 × 974.52
  4. Step 4: Simplify right side
    1,567.32x = 2,285,346.85
  5. Step 5: Solve for x
    x = 2,285,346.85/1,567.32
  6. Step 6: Final answer
    x = 1,458.12

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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.