Home / 7,037.82-9,712.49-5,360.51

Finding the Fourth Proportional to 7,037.82, 9,712.49 and 5,360.51

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Solution

The fourth proportional to 7,037.82, 9,712.49 and 5,360.51 is: 7,397.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037.82 : 9,712.49 = 5,360.51 : x
  2. Step 2: Convert to fraction form
    7,037.82/9,712.49 = 5,360.51/x
  3. Step 3: Cross multiply
    7,037.82x = 9,712.49 × 5,360.51
  4. Step 4: Simplify right side
    7,037.82x = 52,063,824.40
  5. Step 5: Solve for x
    x = 52,063,824.40/7,037.82
  6. Step 6: Final answer
    x = 7,397.72

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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.