Home / 3,862.08-5,330.07-2,446.20

Finding the Fourth Proportional to 3,862.08, 5,330.07 and 2,446.20

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Solution

The fourth proportional to 3,862.08, 5,330.07 and 2,446.20 is: 3,376.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.08 : 5,330.07 = 2,446.20 : x
  2. Step 2: Convert to fraction form
    3,862.08/5,330.07 = 2,446.20/x
  3. Step 3: Cross multiply
    3,862.08x = 5,330.07 × 2,446.20
  4. Step 4: Simplify right side
    3,862.08x = 13,038,417.23
  5. Step 5: Solve for x
    x = 13,038,417.23/3,862.08
  6. Step 6: Final answer
    x = 3,376.01

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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.