Home / 10,309.13-15,443.79-6,152.46

Finding the Fourth Proportional to 10,309.13, 15,443.79 and 6,152.46

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Solution

The fourth proportional to 10,309.13, 15,443.79 and 6,152.46 is: 9,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,309.13 : 15,443.79 = 6,152.46 : x
  2. Step 2: Convert to fraction form
    10,309.13/15,443.79 = 6,152.46/x
  3. Step 3: Cross multiply
    10,309.13x = 15,443.79 × 6,152.46
  4. Step 4: Simplify right side
    10,309.13x = 95,017,223.00
  5. Step 5: Solve for x
    x = 95,017,223.00/10,309.13
  6. Step 6: Final answer
    x = 9,216.80

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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.