Home / 4,931.28-6,802.32-2,941.68

Finding the Fourth Proportional to 4,931.28, 6,802.32 and 2,941.68

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Solution

The fourth proportional to 4,931.28, 6,802.32 and 2,941.68 is: 4,057.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931.28 : 6,802.32 = 2,941.68 : x
  2. Step 2: Convert to fraction form
    4,931.28/6,802.32 = 2,941.68/x
  3. Step 3: Cross multiply
    4,931.28x = 6,802.32 × 2,941.68
  4. Step 4: Simplify right side
    4,931.28x = 20,010,248.70
  5. Step 5: Solve for x
    x = 20,010,248.70/4,931.28
  6. Step 6: Final answer
    x = 4,057.82

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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.