Home / 8,363.43-12,547.02-2,816.36

Finding the Fourth Proportional to 8,363.43, 12,547.02 and 2,816.36

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Solution

The fourth proportional to 8,363.43, 12,547.02 and 2,816.36 is: 4,225.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363.43 : 12,547.02 = 2,816.36 : x
  2. Step 2: Convert to fraction form
    8,363.43/12,547.02 = 2,816.36/x
  3. Step 3: Cross multiply
    8,363.43x = 12,547.02 × 2,816.36
  4. Step 4: Simplify right side
    8,363.43x = 35,336,862.51
  5. Step 5: Solve for x
    x = 35,336,862.51/8,363.43
  6. Step 6: Final answer
    x = 4,225.16

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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.