Home / 3,648.02-5,468.16-1,455.80

Finding the Fourth Proportional to 3,648.02, 5,468.16 and 1,455.80

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Solution

The fourth proportional to 3,648.02, 5,468.16 and 1,455.80 is: 2,182.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648.02 : 5,468.16 = 1,455.80 : x
  2. Step 2: Convert to fraction form
    3,648.02/5,468.16 = 1,455.80/x
  3. Step 3: Cross multiply
    3,648.02x = 5,468.16 × 1,455.80
  4. Step 4: Simplify right side
    3,648.02x = 7,960,547.33
  5. Step 5: Solve for x
    x = 7,960,547.33/3,648.02
  6. Step 6: Final answer
    x = 2,182.16

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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.