Home / 3,312.08-4,565.40-2,262.32

Finding the Fourth Proportional to 3,312.08, 4,565.40 and 2,262.32

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Solution

The fourth proportional to 3,312.08, 4,565.40 and 2,262.32 is: 3,118.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.08 : 4,565.40 = 2,262.32 : x
  2. Step 2: Convert to fraction form
    3,312.08/4,565.40 = 2,262.32/x
  3. Step 3: Cross multiply
    3,312.08x = 4,565.40 × 2,262.32
  4. Step 4: Simplify right side
    3,312.08x = 10,328,395.73
  5. Step 5: Solve for x
    x = 10,328,395.73/3,312.08
  6. Step 6: Final answer
    x = 3,118.40

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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.