Home / 7,112.03-10,641.32-6,737

Finding the Fourth Proportional to 7,112.03, 10,641.32 and 6,737

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Solution

The fourth proportional to 7,112.03, 10,641.32 and 6,737 is: 10,080.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,112.03 : 10,641.32 = 6,737 : x
  2. Step 2: Convert to fraction form
    7,112.03/10,641.32 = 6,737/x
  3. Step 3: Cross multiply
    7,112.03x = 10,641.32 × 6,737
  4. Step 4: Simplify right side
    7,112.03x = 71,690,539.16
  5. Step 5: Solve for x
    x = 71,690,539.16/7,112.03
  6. Step 6: Final answer
    x = 10,080.18

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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.