Home / 5,042.72-6,960.12-2,948.06

Finding the Fourth Proportional to 5,042.72, 6,960.12 and 2,948.06

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Solution

The fourth proportional to 5,042.72, 6,960.12 and 2,948.06 is: 4,069.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.72 : 6,960.12 = 2,948.06 : x
  2. Step 2: Convert to fraction form
    5,042.72/6,960.12 = 2,948.06/x
  3. Step 3: Cross multiply
    5,042.72x = 6,960.12 × 2,948.06
  4. Step 4: Simplify right side
    5,042.72x = 20,518,851.37
  5. Step 5: Solve for x
    x = 20,518,851.37/5,042.72
  6. Step 6: Final answer
    x = 4,069.00

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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.