Home / 8,949.17-12,350.01-4,970.65

Finding the Fourth Proportional to 8,949.17, 12,350.01 and 4,970.65

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Solution

The fourth proportional to 8,949.17, 12,350.01 and 4,970.65 is: 6,859.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949.17 : 12,350.01 = 4,970.65 : x
  2. Step 2: Convert to fraction form
    8,949.17/12,350.01 = 4,970.65/x
  3. Step 3: Cross multiply
    8,949.17x = 12,350.01 × 4,970.65
  4. Step 4: Simplify right side
    8,949.17x = 61,387,577.21
  5. Step 5: Solve for x
    x = 61,387,577.21/8,949.17
  6. Step 6: Final answer
    x = 6,859.58

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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.