Home / 3,858.47-5,774.37-2,377.11

Finding the Fourth Proportional to 3,858.47, 5,774.37 and 2,377.11

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Solution

The fourth proportional to 3,858.47, 5,774.37 and 2,377.11 is: 3,557.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858.47 : 5,774.37 = 2,377.11 : x
  2. Step 2: Convert to fraction form
    3,858.47/5,774.37 = 2,377.11/x
  3. Step 3: Cross multiply
    3,858.47x = 5,774.37 × 2,377.11
  4. Step 4: Simplify right side
    3,858.47x = 13,726,312.67
  5. Step 5: Solve for x
    x = 13,726,312.67/3,858.47
  6. Step 6: Final answer
    x = 3,557.45

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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.