Home / 10,559.06-15,833.46-3,985.76

Finding the Fourth Proportional to 10,559.06, 15,833.46 and 3,985.76

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Solution

The fourth proportional to 10,559.06, 15,833.46 and 3,985.76 is: 5,976.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,559.06 : 15,833.46 = 3,985.76 : x
  2. Step 2: Convert to fraction form
    10,559.06/15,833.46 = 3,985.76/x
  3. Step 3: Cross multiply
    10,559.06x = 15,833.46 × 3,985.76
  4. Step 4: Simplify right side
    10,559.06x = 63,108,371.53
  5. Step 5: Solve for x
    x = 63,108,371.53/10,559.06
  6. Step 6: Final answer
    x = 5,976.70

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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.