Home / 6,888.16-9,505.47-3,744.28

Finding the Fourth Proportional to 6,888.16, 9,505.47 and 3,744.28

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Solution

The fourth proportional to 6,888.16, 9,505.47 and 3,744.28 is: 5,167.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,888.16 : 9,505.47 = 3,744.28 : x
  2. Step 2: Convert to fraction form
    6,888.16/9,505.47 = 3,744.28/x
  3. Step 3: Cross multiply
    6,888.16x = 9,505.47 × 3,744.28
  4. Step 4: Simplify right side
    6,888.16x = 35,591,141.21
  5. Step 5: Solve for x
    x = 35,591,141.21/6,888.16
  6. Step 6: Final answer
    x = 5,167.00

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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.