Home / 8,948.28-12,354.60-5,595.84

Finding the Fourth Proportional to 8,948.28, 12,354.60 and 5,595.84

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Solution

The fourth proportional to 8,948.28, 12,354.60 and 5,595.84 is: 7,725.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,948.28 : 12,354.60 = 5,595.84 : x
  2. Step 2: Convert to fraction form
    8,948.28/12,354.60 = 5,595.84/x
  3. Step 3: Cross multiply
    8,948.28x = 12,354.60 × 5,595.84
  4. Step 4: Simplify right side
    8,948.28x = 69,134,364.86
  5. Step 5: Solve for x
    x = 69,134,364.86/8,948.28
  6. Step 6: Final answer
    x = 7,725.99

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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.