Home / 5,507.49-7,600.73-3,117.48

Finding the Fourth Proportional to 5,507.49, 7,600.73 and 3,117.48

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Solution

The fourth proportional to 5,507.49, 7,600.73 and 3,117.48 is: 4,302.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.49 : 7,600.73 = 3,117.48 : x
  2. Step 2: Convert to fraction form
    5,507.49/7,600.73 = 3,117.48/x
  3. Step 3: Cross multiply
    5,507.49x = 7,600.73 × 3,117.48
  4. Step 4: Simplify right side
    5,507.49x = 23,695,079.67
  5. Step 5: Solve for x
    x = 23,695,079.67/5,507.49
  6. Step 6: Final answer
    x = 4,302.33

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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.