Home / 7,397.80-10,211.72-4,602.76

Finding the Fourth Proportional to 7,397.80, 10,211.72 and 4,602.76

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Solution

The fourth proportional to 7,397.80, 10,211.72 and 4,602.76 is: 6,353.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,397.80 : 10,211.72 = 4,602.76 : x
  2. Step 2: Convert to fraction form
    7,397.80/10,211.72 = 4,602.76/x
  3. Step 3: Cross multiply
    7,397.80x = 10,211.72 × 4,602.76
  4. Step 4: Simplify right side
    7,397.80x = 47,002,096.35
  5. Step 5: Solve for x
    x = 47,002,096.35/7,397.80
  6. Step 6: Final answer
    x = 6,353.52

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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.