Home / 6,818.60-10,227.87-1,888.19

Finding the Fourth Proportional to 6,818.60, 10,227.87 and 1,888.19

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Solution

The fourth proportional to 6,818.60, 10,227.87 and 1,888.19 is: 2,832.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818.60 : 10,227.87 = 1,888.19 : x
  2. Step 2: Convert to fraction form
    6,818.60/10,227.87 = 1,888.19/x
  3. Step 3: Cross multiply
    6,818.60x = 10,227.87 × 1,888.19
  4. Step 4: Simplify right side
    6,818.60x = 19,312,161.86
  5. Step 5: Solve for x
    x = 19,312,161.86/6,818.60
  6. Step 6: Final answer
    x = 2,832.28

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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.