Home / 10,134.45-15,209.73-4,588.20

Finding the Fourth Proportional to 10,134.45, 15,209.73 and 4,588.20

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Solution

The fourth proportional to 10,134.45, 15,209.73 and 4,588.20 is: 6,885.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,134.45 : 15,209.73 = 4,588.20 : x
  2. Step 2: Convert to fraction form
    10,134.45/15,209.73 = 4,588.20/x
  3. Step 3: Cross multiply
    10,134.45x = 15,209.73 × 4,588.20
  4. Step 4: Simplify right side
    10,134.45x = 69,785,283.19
  5. Step 5: Solve for x
    x = 69,785,283.19/10,134.45
  6. Step 6: Final answer
    x = 6,885.95

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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.