Home / 6,200.04-9,300.72-1,818.20

Finding the Fourth Proportional to 6,200.04, 9,300.72 and 1,818.20

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Solution

The fourth proportional to 6,200.04, 9,300.72 and 1,818.20 is: 2,727.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,200.04 : 9,300.72 = 1,818.20 : x
  2. Step 2: Convert to fraction form
    6,200.04/9,300.72 = 1,818.20/x
  3. Step 3: Cross multiply
    6,200.04x = 9,300.72 × 1,818.20
  4. Step 4: Simplify right side
    6,200.04x = 16,910,569.10
  5. Step 5: Solve for x
    x = 16,910,569.10/6,200.04
  6. Step 6: Final answer
    x = 2,727.49

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1.5x scale

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.