Home / 10,897.13-15,037.03-6,180.50

Finding the Fourth Proportional to 10,897.13, 15,037.03 and 6,180.50

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Solution

The fourth proportional to 10,897.13, 15,037.03 and 6,180.50 is: 8,528.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,897.13 : 15,037.03 = 6,180.50 : x
  2. Step 2: Convert to fraction form
    10,897.13/15,037.03 = 6,180.50/x
  3. Step 3: Cross multiply
    10,897.13x = 15,037.03 × 6,180.50
  4. Step 4: Simplify right side
    10,897.13x = 92,936,363.92
  5. Step 5: Solve for x
    x = 92,936,363.92/10,897.13
  6. Step 6: Final answer
    x = 8,528.52

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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.