Home / 4,901.46-6,763.28-2,911.29

Finding the Fourth Proportional to 4,901.46, 6,763.28 and 2,911.29

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Solution

The fourth proportional to 4,901.46, 6,763.28 and 2,911.29 is: 4,017.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.46 : 6,763.28 = 2,911.29 : x
  2. Step 2: Convert to fraction form
    4,901.46/6,763.28 = 2,911.29/x
  3. Step 3: Cross multiply
    4,901.46x = 6,763.28 × 2,911.29
  4. Step 4: Simplify right side
    4,901.46x = 19,689,854.87
  5. Step 5: Solve for x
    x = 19,689,854.87/4,901.46
  6. Step 6: Final answer
    x = 4,017.14

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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.