Home / 10,890.06-15,028.22-6,044.74

Finding the Fourth Proportional to 10,890.06, 15,028.22 and 6,044.74

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Solution

The fourth proportional to 10,890.06, 15,028.22 and 6,044.74 is: 8,341.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,890.06 : 15,028.22 = 6,044.74 : x
  2. Step 2: Convert to fraction form
    10,890.06/15,028.22 = 6,044.74/x
  3. Step 3: Cross multiply
    10,890.06x = 15,028.22 × 6,044.74
  4. Step 4: Simplify right side
    10,890.06x = 90,841,577.20
  5. Step 5: Solve for x
    x = 90,841,577.20/10,890.06
  6. Step 6: Final answer
    x = 8,341.70

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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.