Home / 3,629.40-5,444.10-1,547.16

Finding the Fourth Proportional to 3,629.40, 5,444.10 and 1,547.16

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Solution

The fourth proportional to 3,629.40, 5,444.10 and 1,547.16 is: 2,320.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.40 : 5,444.10 = 1,547.16 : x
  2. Step 2: Convert to fraction form
    3,629.40/5,444.10 = 1,547.16/x
  3. Step 3: Cross multiply
    3,629.40x = 5,444.10 × 1,547.16
  4. Step 4: Simplify right side
    3,629.40x = 8,422,893.76
  5. Step 5: Solve for x
    x = 8,422,893.76/3,629.40
  6. Step 6: Final answer
    x = 2,320.74

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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.