Home / 3,547.08-5,320.38-1,356.03

Finding the Fourth Proportional to 3,547.08, 5,320.38 and 1,356.03

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Solution

The fourth proportional to 3,547.08, 5,320.38 and 1,356.03 is: 2,033.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547.08 : 5,320.38 = 1,356.03 : x
  2. Step 2: Convert to fraction form
    3,547.08/5,320.38 = 1,356.03/x
  3. Step 3: Cross multiply
    3,547.08x = 5,320.38 × 1,356.03
  4. Step 4: Simplify right side
    3,547.08x = 7,214,594.89
  5. Step 5: Solve for x
    x = 7,214,594.89/3,547.08
  6. Step 6: Final answer
    x = 2,033.95

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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.