Home / 2,266.08-3,124.32-1,478.88

Finding the Fourth Proportional to 2,266.08, 3,124.32 and 1,478.88

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Solution

The fourth proportional to 2,266.08, 3,124.32 and 1,478.88 is: 2,038.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266.08 : 3,124.32 = 1,478.88 : x
  2. Step 2: Convert to fraction form
    2,266.08/3,124.32 = 1,478.88/x
  3. Step 3: Cross multiply
    2,266.08x = 3,124.32 × 1,478.88
  4. Step 4: Simplify right side
    2,266.08x = 4,620,494.36
  5. Step 5: Solve for x
    x = 4,620,494.36/2,266.08
  6. Step 6: Final answer
    x = 2,038.98

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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.