Home / 9,981.84-14,974.32-4,437.12

Finding the Fourth Proportional to 9,981.84, 14,974.32 and 4,437.12

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Solution

The fourth proportional to 9,981.84, 14,974.32 and 4,437.12 is: 6,656.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,981.84 : 14,974.32 = 4,437.12 : x
  2. Step 2: Convert to fraction form
    9,981.84/14,974.32 = 4,437.12/x
  3. Step 3: Cross multiply
    9,981.84x = 14,974.32 × 4,437.12
  4. Step 4: Simplify right side
    9,981.84x = 66,442,854.76
  5. Step 5: Solve for x
    x = 66,442,854.76/9,981.84
  6. Step 6: Final answer
    x = 6,656.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.