Home / 4,020.15-5,547.65-2,341.61

Finding the Fourth Proportional to 4,020.15, 5,547.65 and 2,341.61

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Solution

The fourth proportional to 4,020.15, 5,547.65 and 2,341.61 is: 3,231.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.15 : 5,547.65 = 2,341.61 : x
  2. Step 2: Convert to fraction form
    4,020.15/5,547.65 = 2,341.61/x
  3. Step 3: Cross multiply
    4,020.15x = 5,547.65 × 2,341.61
  4. Step 4: Simplify right side
    4,020.15x = 12,990,393.27
  5. Step 5: Solve for x
    x = 12,990,393.27/4,020.15
  6. Step 6: Final answer
    x = 3,231.32

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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.