Home / 10,366.74-15,551.25-2,972.40

Finding the Fourth Proportional to 10,366.74, 15,551.25 and 2,972.40

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Solution

The fourth proportional to 10,366.74, 15,551.25 and 2,972.40 is: 4,458.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.74 : 15,551.25 = 2,972.40 : x
  2. Step 2: Convert to fraction form
    10,366.74/15,551.25 = 2,972.40/x
  3. Step 3: Cross multiply
    10,366.74x = 15,551.25 × 2,972.40
  4. Step 4: Simplify right side
    10,366.74x = 46,224,535.50
  5. Step 5: Solve for x
    x = 46,224,535.50/10,366.74
  6. Step 6: Final answer
    x = 4,458.93

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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.