Home / 5,124.54-7,071.78-3,001.53

Finding the Fourth Proportional to 5,124.54, 7,071.78 and 3,001.53

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Solution

The fourth proportional to 5,124.54, 7,071.78 and 3,001.53 is: 4,142.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,124.54 : 7,071.78 = 3,001.53 : x
  2. Step 2: Convert to fraction form
    5,124.54/7,071.78 = 3,001.53/x
  3. Step 3: Cross multiply
    5,124.54x = 7,071.78 × 3,001.53
  4. Step 4: Simplify right side
    5,124.54x = 21,226,159.82
  5. Step 5: Solve for x
    x = 21,226,159.82/5,124.54
  6. Step 6: Final answer
    x = 4,142.06

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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.