Home / 5,248.49-7,228.26-4,356.09

Finding the Fourth Proportional to 5,248.49, 7,228.26 and 4,356.09

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Solution

The fourth proportional to 5,248.49, 7,228.26 and 4,356.09 is: 5,999.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248.49 : 7,228.26 = 4,356.09 : x
  2. Step 2: Convert to fraction form
    5,248.49/7,228.26 = 4,356.09/x
  3. Step 3: Cross multiply
    5,248.49x = 7,228.26 × 4,356.09
  4. Step 4: Simplify right side
    5,248.49x = 31,486,951.10
  5. Step 5: Solve for x
    x = 31,486,951.10/5,248.49
  6. Step 6: Final answer
    x = 5,999.25

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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.