Home / 4,816.18-6,646.15-2,720.31

Finding the Fourth Proportional to 4,816.18, 6,646.15 and 2,720.31

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Solution

The fourth proportional to 4,816.18, 6,646.15 and 2,720.31 is: 3,753.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,816.18 : 6,646.15 = 2,720.31 : x
  2. Step 2: Convert to fraction form
    4,816.18/6,646.15 = 2,720.31/x
  3. Step 3: Cross multiply
    4,816.18x = 6,646.15 × 2,720.31
  4. Step 4: Simplify right side
    4,816.18x = 18,079,588.31
  5. Step 5: Solve for x
    x = 18,079,588.31/4,816.18
  6. Step 6: Final answer
    x = 3,753.93

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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.