Home / 8,433.24-12,700.14-7,351.08

Finding the Fourth Proportional to 8,433.24, 12,700.14 and 7,351.08

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Solution

The fourth proportional to 8,433.24, 12,700.14 and 7,351.08 is: 11,070.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,433.24 : 12,700.14 = 7,351.08 : x
  2. Step 2: Convert to fraction form
    8,433.24/12,700.14 = 7,351.08/x
  3. Step 3: Cross multiply
    8,433.24x = 12,700.14 × 7,351.08
  4. Step 4: Simplify right side
    8,433.24x = 93,359,745.15
  5. Step 5: Solve for x
    x = 93,359,745.15/8,433.24
  6. Step 6: Final answer
    x = 11,070.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.