Home / 4,019.64-5,547.02-2,251.40

Finding the Fourth Proportional to 4,019.64, 5,547.02 and 2,251.40

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Solution

The fourth proportional to 4,019.64, 5,547.02 and 2,251.40 is: 3,106.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.64 : 5,547.02 = 2,251.40 : x
  2. Step 2: Convert to fraction form
    4,019.64/5,547.02 = 2,251.40/x
  3. Step 3: Cross multiply
    4,019.64x = 5,547.02 × 2,251.40
  4. Step 4: Simplify right side
    4,019.64x = 12,488,560.83
  5. Step 5: Solve for x
    x = 12,488,560.83/4,019.64
  6. Step 6: Final answer
    x = 3,106.89

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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.