Home / 7,534.08-11,302.08-3,148.80

Finding the Fourth Proportional to 7,534.08, 11,302.08 and 3,148.80

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Solution

The fourth proportional to 7,534.08, 11,302.08 and 3,148.80 is: 4,723.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,534.08 : 11,302.08 = 3,148.80 : x
  2. Step 2: Convert to fraction form
    7,534.08/11,302.08 = 3,148.80/x
  3. Step 3: Cross multiply
    7,534.08x = 11,302.08 × 3,148.80
  4. Step 4: Simplify right side
    7,534.08x = 35,587,989.50
  5. Step 5: Solve for x
    x = 35,587,989.50/7,534.08
  6. Step 6: Final answer
    x = 4,723.60

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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.