Home / 10,376.93-15,568.02-2,981.90

Finding the Fourth Proportional to 10,376.93, 15,568.02 and 2,981.90

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Solution

The fourth proportional to 10,376.93, 15,568.02 and 2,981.90 is: 4,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,376.93 : 15,568.02 = 2,981.90 : x
  2. Step 2: Convert to fraction form
    10,376.93/15,568.02 = 2,981.90/x
  3. Step 3: Cross multiply
    10,376.93x = 15,568.02 × 2,981.90
  4. Step 4: Simplify right side
    10,376.93x = 46,422,201.00
  5. Step 5: Solve for x
    x = 46,422,201.00/10,376.93
  6. Step 6: Final answer
    x = 4,473.60

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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.