Home / 4,032.78-5,562.27-2,970.87

Finding the Fourth Proportional to 4,032.78, 5,562.27 and 2,970.87

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Solution

The fourth proportional to 4,032.78, 5,562.27 and 2,970.87 is: 4,097.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,032.78 : 5,562.27 = 2,970.87 : x
  2. Step 2: Convert to fraction form
    4,032.78/5,562.27 = 2,970.87/x
  3. Step 3: Cross multiply
    4,032.78x = 5,562.27 × 2,970.87
  4. Step 4: Simplify right side
    4,032.78x = 16,524,781.07
  5. Step 5: Solve for x
    x = 16,524,781.07/4,032.78
  6. Step 6: Final answer
    x = 4,097.62

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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.