Home / 4,018.72-5,547-2,449.66

Finding the Fourth Proportional to 4,018.72, 5,547 and 2,449.66

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Solution

The fourth proportional to 4,018.72, 5,547 and 2,449.66 is: 3,381.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018.72 : 5,547 = 2,449.66 : x
  2. Step 2: Convert to fraction form
    4,018.72/5,547 = 2,449.66/x
  3. Step 3: Cross multiply
    4,018.72x = 5,547 × 2,449.66
  4. Step 4: Simplify right side
    4,018.72x = 13,588,264.02
  5. Step 5: Solve for x
    x = 13,588,264.02/4,018.72
  6. Step 6: Final answer
    x = 3,381.24

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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.