Home / 7,200.18-10,791.65-4,702.55

Finding the Fourth Proportional to 7,200.18, 10,791.65 and 4,702.55

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Solution

The fourth proportional to 7,200.18, 10,791.65 and 4,702.55 is: 7,048.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200.18 : 10,791.65 = 4,702.55 : x
  2. Step 2: Convert to fraction form
    7,200.18/10,791.65 = 4,702.55/x
  3. Step 3: Cross multiply
    7,200.18x = 10,791.65 × 4,702.55
  4. Step 4: Simplify right side
    7,200.18x = 50,748,277.17
  5. Step 5: Solve for x
    x = 50,748,277.17/7,200.18
  6. Step 6: Final answer
    x = 7,048.20

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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.