Home / 3,547.83-5,317.18-3,326.40

Finding the Fourth Proportional to 3,547.83, 5,317.18 and 3,326.40

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Solution

The fourth proportional to 3,547.83, 5,317.18 and 3,326.40 is: 4,985.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547.83 : 5,317.18 = 3,326.40 : x
  2. Step 2: Convert to fraction form
    3,547.83/5,317.18 = 3,326.40/x
  3. Step 3: Cross multiply
    3,547.83x = 5,317.18 × 3,326.40
  4. Step 4: Simplify right side
    3,547.83x = 17,687,032.65
  5. Step 5: Solve for x
    x = 17,687,032.65/3,547.83
  6. Step 6: Final answer
    x = 4,985.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.