Home / 6,582.15-9,871.20-1,902.60

Finding the Fourth Proportional to 6,582.15, 9,871.20 and 1,902.60

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Solution

The fourth proportional to 6,582.15, 9,871.20 and 1,902.60 is: 2,853.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,582.15 : 9,871.20 = 1,902.60 : x
  2. Step 2: Convert to fraction form
    6,582.15/9,871.20 = 1,902.60/x
  3. Step 3: Cross multiply
    6,582.15x = 9,871.20 × 1,902.60
  4. Step 4: Simplify right side
    6,582.15x = 18,780,945.12
  5. Step 5: Solve for x
    x = 18,780,945.12/6,582.15
  6. Step 6: Final answer
    x = 2,853.31

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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.