Home / 7,731.04-11,587.58-3,562.30

Finding the Fourth Proportional to 7,731.04, 11,587.58 and 3,562.30

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Solution

The fourth proportional to 7,731.04, 11,587.58 and 3,562.30 is: 5,339.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731.04 : 11,587.58 = 3,562.30 : x
  2. Step 2: Convert to fraction form
    7,731.04/11,587.58 = 3,562.30/x
  3. Step 3: Cross multiply
    7,731.04x = 11,587.58 × 3,562.30
  4. Step 4: Simplify right side
    7,731.04x = 41,278,436.23
  5. Step 5: Solve for x
    x = 41,278,436.23/7,731.04
  6. Step 6: Final answer
    x = 5,339.31

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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.