Home / 6,725.03-9,280.64-3,740.90

Finding the Fourth Proportional to 6,725.03, 9,280.64 and 3,740.90

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Solution

The fourth proportional to 6,725.03, 9,280.64 and 3,740.90 is: 5,162.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,725.03 : 9,280.64 = 3,740.90 : x
  2. Step 2: Convert to fraction form
    6,725.03/9,280.64 = 3,740.90/x
  3. Step 3: Cross multiply
    6,725.03x = 9,280.64 × 3,740.90
  4. Step 4: Simplify right side
    6,725.03x = 34,717,909.13
  5. Step 5: Solve for x
    x = 34,717,909.13/6,725.03
  6. Step 6: Final answer
    x = 5,162.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.