Home / 5,513.39-8,259-2,547.68

Finding the Fourth Proportional to 5,513.39, 8,259 and 2,547.68

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Solution

The fourth proportional to 5,513.39, 8,259 and 2,547.68 is: 3,816.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.39 : 8,259 = 2,547.68 : x
  2. Step 2: Convert to fraction form
    5,513.39/8,259 = 2,547.68/x
  3. Step 3: Cross multiply
    5,513.39x = 8,259 × 2,547.68
  4. Step 4: Simplify right side
    5,513.39x = 21,041,247.83
  5. Step 5: Solve for x
    x = 21,041,247.83/5,513.39
  6. Step 6: Final answer
    x = 3,816.39

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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.