Home / 9,012.60-13,491.15-5,885.85

Finding the Fourth Proportional to 9,012.60, 13,491.15 and 5,885.85

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Solution

The fourth proportional to 9,012.60, 13,491.15 and 5,885.85 is: 8,810.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,012.60 : 13,491.15 = 5,885.85 : x
  2. Step 2: Convert to fraction form
    9,012.60/13,491.15 = 5,885.85/x
  3. Step 3: Cross multiply
    9,012.60x = 13,491.15 × 5,885.85
  4. Step 4: Simplify right side
    9,012.60x = 79,406,885.23
  5. Step 5: Solve for x
    x = 79,406,885.23/9,012.60
  6. Step 6: Final answer
    x = 8,810.65

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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.