Home / 3,397.17-4,688.28-2,556.36

Finding the Fourth Proportional to 3,397.17, 4,688.28 and 2,556.36

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Solution

The fourth proportional to 3,397.17, 4,688.28 and 2,556.36 is: 3,527.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397.17 : 4,688.28 = 2,556.36 : x
  2. Step 2: Convert to fraction form
    3,397.17/4,688.28 = 2,556.36/x
  3. Step 3: Cross multiply
    3,397.17x = 4,688.28 × 2,556.36
  4. Step 4: Simplify right side
    3,397.17x = 11,984,931.46
  5. Step 5: Solve for x
    x = 11,984,931.46/3,397.17
  6. Step 6: Final answer
    x = 3,527.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.