Home / 4,019.72-5,547.17-2,341.40

Finding the Fourth Proportional to 4,019.72, 5,547.17 and 2,341.40

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Solution

The fourth proportional to 4,019.72, 5,547.17 and 2,341.40 is: 3,231.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.72 : 5,547.17 = 2,341.40 : x
  2. Step 2: Convert to fraction form
    4,019.72/5,547.17 = 2,341.40/x
  3. Step 3: Cross multiply
    4,019.72x = 5,547.17 × 2,341.40
  4. Step 4: Simplify right side
    4,019.72x = 12,988,132.13
  5. Step 5: Solve for x
    x = 12,988,132.13/4,019.72
  6. Step 6: Final answer
    x = 3,231.10

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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.