Home / 3,581.28-4,943.84-2,925.18

Finding the Fourth Proportional to 3,581.28, 4,943.84 and 2,925.18

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Solution

The fourth proportional to 3,581.28, 4,943.84 and 2,925.18 is: 4,038.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.28 : 4,943.84 = 2,925.18 : x
  2. Step 2: Convert to fraction form
    3,581.28/4,943.84 = 2,925.18/x
  3. Step 3: Cross multiply
    3,581.28x = 4,943.84 × 2,925.18
  4. Step 4: Simplify right side
    3,581.28x = 14,461,607.27
  5. Step 5: Solve for x
    x = 14,461,607.27/3,581.28
  6. Step 6: Final answer
    x = 4,038.11

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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.