Home / 2,846.40-4,265.76-1,613.28

Finding the Fourth Proportional to 2,846.40, 4,265.76 and 1,613.28

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Solution

The fourth proportional to 2,846.40, 4,265.76 and 1,613.28 is: 2,417.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846.40 : 4,265.76 = 1,613.28 : x
  2. Step 2: Convert to fraction form
    2,846.40/4,265.76 = 1,613.28/x
  3. Step 3: Cross multiply
    2,846.40x = 4,265.76 × 1,613.28
  4. Step 4: Simplify right side
    2,846.40x = 6,881,865.29
  5. Step 5: Solve for x
    x = 6,881,865.29/2,846.40
  6. Step 6: Final answer
    x = 2,417.74

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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.