Home / 3,554.46-5,331.74-2,895.58

Finding the Fourth Proportional to 3,554.46, 5,331.74 and 2,895.58

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Solution

The fourth proportional to 3,554.46, 5,331.74 and 2,895.58 is: 4,343.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.46 : 5,331.74 = 2,895.58 : x
  2. Step 2: Convert to fraction form
    3,554.46/5,331.74 = 2,895.58/x
  3. Step 3: Cross multiply
    3,554.46x = 5,331.74 × 2,895.58
  4. Step 4: Simplify right side
    3,554.46x = 15,438,479.71
  5. Step 5: Solve for x
    x = 15,438,479.71/3,554.46
  6. Step 6: Final answer
    x = 4,343.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.