Home / 4,259.71-6,386.35-2,869.14

Finding the Fourth Proportional to 4,259.71, 6,386.35 and 2,869.14

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Solution

The fourth proportional to 4,259.71, 6,386.35 and 2,869.14 is: 4,301.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259.71 : 6,386.35 = 2,869.14 : x
  2. Step 2: Convert to fraction form
    4,259.71/6,386.35 = 2,869.14/x
  3. Step 3: Cross multiply
    4,259.71x = 6,386.35 × 2,869.14
  4. Step 4: Simplify right side
    4,259.71x = 18,323,332.24
  5. Step 5: Solve for x
    x = 18,323,332.24/4,259.71
  6. Step 6: Final answer
    x = 4,301.54

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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.