Home / 8,909.51-12,304.85-5,937.98

Finding the Fourth Proportional to 8,909.51, 12,304.85 and 5,937.98

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Solution

The fourth proportional to 8,909.51, 12,304.85 and 5,937.98 is: 8,200.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,909.51 : 12,304.85 = 5,937.98 : x
  2. Step 2: Convert to fraction form
    8,909.51/12,304.85 = 5,937.98/x
  3. Step 3: Cross multiply
    8,909.51x = 12,304.85 × 5,937.98
  4. Step 4: Simplify right side
    8,909.51x = 73,065,861.99
  5. Step 5: Solve for x
    x = 73,065,861.99/8,909.51
  6. Step 6: Final answer
    x = 8,200.89

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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.