Home / 4,834.90-7,250.79-1,547.21

Finding the Fourth Proportional to 4,834.90, 7,250.79 and 1,547.21

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Solution

The fourth proportional to 4,834.90, 7,250.79 and 1,547.21 is: 2,320.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,834.90 : 7,250.79 = 1,547.21 : x
  2. Step 2: Convert to fraction form
    4,834.90/7,250.79 = 1,547.21/x
  3. Step 3: Cross multiply
    4,834.90x = 7,250.79 × 1,547.21
  4. Step 4: Simplify right side
    4,834.90x = 11,218,494.80
  5. Step 5: Solve for x
    x = 11,218,494.80/4,834.90
  6. Step 6: Final answer
    x = 2,320.32

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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.