Home / 10,549.28-15,823.95-3,973.70

Finding the Fourth Proportional to 10,549.28, 15,823.95 and 3,973.70

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Solution

The fourth proportional to 10,549.28, 15,823.95 and 3,973.70 is: 5,960.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,549.28 : 15,823.95 = 3,973.70 : x
  2. Step 2: Convert to fraction form
    10,549.28/15,823.95 = 3,973.70/x
  3. Step 3: Cross multiply
    10,549.28x = 15,823.95 × 3,973.70
  4. Step 4: Simplify right side
    10,549.28x = 62,879,630.12
  5. Step 5: Solve for x
    x = 62,879,630.12/10,549.28
  6. Step 6: Final answer
    x = 5,960.56

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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.