Home / 9,124.64-13,712.58-5,427.52

Finding the Fourth Proportional to 9,124.64, 13,712.58 and 5,427.52

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Solution

The fourth proportional to 9,124.64, 13,712.58 and 5,427.52 is: 8,156.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124.64 : 13,712.58 = 5,427.52 : x
  2. Step 2: Convert to fraction form
    9,124.64/13,712.58 = 5,427.52/x
  3. Step 3: Cross multiply
    9,124.64x = 13,712.58 × 5,427.52
  4. Step 4: Simplify right side
    9,124.64x = 74,425,302.20
  5. Step 5: Solve for x
    x = 74,425,302.20/9,124.64
  6. Step 6: Final answer
    x = 8,156.52

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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.