Home / 3,240.63-4,862.16-1,943.01

Finding the Fourth Proportional to 3,240.63, 4,862.16 and 1,943.01

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Solution

The fourth proportional to 3,240.63, 4,862.16 and 1,943.01 is: 2,915.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.63 : 4,862.16 = 1,943.01 : x
  2. Step 2: Convert to fraction form
    3,240.63/4,862.16 = 1,943.01/x
  3. Step 3: Cross multiply
    3,240.63x = 4,862.16 × 1,943.01
  4. Step 4: Simplify right side
    3,240.63x = 9,447,225.50
  5. Step 5: Solve for x
    x = 9,447,225.50/3,240.63
  6. Step 6: Final answer
    x = 2,915.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.