Home / 8,973.88-12,401.04-6,731.87

Finding the Fourth Proportional to 8,973.88, 12,401.04 and 6,731.87

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Solution

The fourth proportional to 8,973.88, 12,401.04 and 6,731.87 is: 9,302.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,973.88 : 12,401.04 = 6,731.87 : x
  2. Step 2: Convert to fraction form
    8,973.88/12,401.04 = 6,731.87/x
  3. Step 3: Cross multiply
    8,973.88x = 12,401.04 × 6,731.87
  4. Step 4: Simplify right side
    8,973.88x = 83,482,189.14
  5. Step 5: Solve for x
    x = 83,482,189.14/8,973.88
  6. Step 6: Final answer
    x = 9,302.80

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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.