Home / 5,487.42-7,572.58-2,969.52

Finding the Fourth Proportional to 5,487.42, 7,572.58 and 2,969.52

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Solution

The fourth proportional to 5,487.42, 7,572.58 and 2,969.52 is: 4,097.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487.42 : 7,572.58 = 2,969.52 : x
  2. Step 2: Convert to fraction form
    5,487.42/7,572.58 = 2,969.52/x
  3. Step 3: Cross multiply
    5,487.42x = 7,572.58 × 2,969.52
  4. Step 4: Simplify right side
    5,487.42x = 22,486,927.76
  5. Step 5: Solve for x
    x = 22,486,927.76/5,487.42
  6. Step 6: Final answer
    x = 4,097.91

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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.