Home / 3,447.89-4,758.13-1,875.98

Finding the Fourth Proportional to 3,447.89, 4,758.13 and 1,875.98

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Solution

The fourth proportional to 3,447.89, 4,758.13 and 1,875.98 is: 2,588.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.89 : 4,758.13 = 1,875.98 : x
  2. Step 2: Convert to fraction form
    3,447.89/4,758.13 = 1,875.98/x
  3. Step 3: Cross multiply
    3,447.89x = 4,758.13 × 1,875.98
  4. Step 4: Simplify right side
    3,447.89x = 8,926,156.72
  5. Step 5: Solve for x
    x = 8,926,156.72/3,447.89
  6. Step 6: Final answer
    x = 2,588.88

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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.