Home / 8,876.17-12,237.74-7,277.03

Finding the Fourth Proportional to 8,876.17, 12,237.74 and 7,277.03

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Solution

The fourth proportional to 8,876.17, 12,237.74 and 7,277.03 is: 10,032.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,876.17 : 12,237.74 = 7,277.03 : x
  2. Step 2: Convert to fraction form
    8,876.17/12,237.74 = 7,277.03/x
  3. Step 3: Cross multiply
    8,876.17x = 12,237.74 × 7,277.03
  4. Step 4: Simplify right side
    8,876.17x = 89,054,401.11
  5. Step 5: Solve for x
    x = 89,054,401.11/8,876.17
  6. Step 6: Final answer
    x = 10,032.98

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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.