Home / 8,937.24-12,333.95-5,161.10

Finding the Fourth Proportional to 8,937.24, 12,333.95 and 5,161.10

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Solution

The fourth proportional to 8,937.24, 12,333.95 and 5,161.10 is: 7,122.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.24 : 12,333.95 = 5,161.10 : x
  2. Step 2: Convert to fraction form
    8,937.24/12,333.95 = 5,161.10/x
  3. Step 3: Cross multiply
    8,937.24x = 12,333.95 × 5,161.10
  4. Step 4: Simplify right side
    8,937.24x = 63,656,749.35
  5. Step 5: Solve for x
    x = 63,656,749.35/8,937.24
  6. Step 6: Final answer
    x = 7,122.64

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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.