Home / 6,243.63-8,616.29-3,411.10

Finding the Fourth Proportional to 6,243.63, 8,616.29 and 3,411.10

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Solution

The fourth proportional to 6,243.63, 8,616.29 and 3,411.10 is: 4,707.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,243.63 : 8,616.29 = 3,411.10 : x
  2. Step 2: Convert to fraction form
    6,243.63/8,616.29 = 3,411.10/x
  3. Step 3: Cross multiply
    6,243.63x = 8,616.29 × 3,411.10
  4. Step 4: Simplify right side
    6,243.63x = 29,390,988.22
  5. Step 5: Solve for x
    x = 29,390,988.22/6,243.63
  6. Step 6: Final answer
    x = 4,707.36

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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.