Home / 5,315.29-7,335.06-2,925.41

Finding the Fourth Proportional to 5,315.29, 7,335.06 and 2,925.41

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Solution

The fourth proportional to 5,315.29, 7,335.06 and 2,925.41 is: 4,037.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,315.29 : 7,335.06 = 2,925.41 : x
  2. Step 2: Convert to fraction form
    5,315.29/7,335.06 = 2,925.41/x
  3. Step 3: Cross multiply
    5,315.29x = 7,335.06 × 2,925.41
  4. Step 4: Simplify right side
    5,315.29x = 21,458,057.87
  5. Step 5: Solve for x
    x = 21,458,057.87/5,315.29
  6. Step 6: Final answer
    x = 4,037.04

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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.