Home / 5,470.00-7,548.53-3,112.13

Finding the Fourth Proportional to 5,470.00, 7,548.53 and 3,112.13

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Solution

The fourth proportional to 5,470.00, 7,548.53 and 3,112.13 is: 4,294.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.00 : 7,548.53 = 3,112.13 : x
  2. Step 2: Convert to fraction form
    5,470.00/7,548.53 = 3,112.13/x
  3. Step 3: Cross multiply
    5,470.00x = 7,548.53 × 3,112.13
  4. Step 4: Simplify right side
    5,470.00x = 23,492,033.32
  5. Step 5: Solve for x
    x = 23,492,033.32/5,470.00
  6. Step 6: Final answer
    x = 4,294.71

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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.