Home / 9,972.95-14,959.41-3,047.45

Finding the Fourth Proportional to 9,972.95, 14,959.41 and 3,047.45

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Solution

The fourth proportional to 9,972.95, 14,959.41 and 3,047.45 is: 4,571.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972.95 : 14,959.41 = 3,047.45 : x
  2. Step 2: Convert to fraction form
    9,972.95/14,959.41 = 3,047.45/x
  3. Step 3: Cross multiply
    9,972.95x = 14,959.41 × 3,047.45
  4. Step 4: Simplify right side
    9,972.95x = 45,587,979.21
  5. Step 5: Solve for x
    x = 45,587,979.21/9,972.95
  6. Step 6: Final answer
    x = 4,571.17

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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.