Home / 11,254.50-15,531.02-6,218.94

Finding the Fourth Proportional to 11,254.50, 15,531.02 and 6,218.94

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Solution

The fourth proportional to 11,254.50, 15,531.02 and 6,218.94 is: 8,582.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.50 : 15,531.02 = 6,218.94 : x
  2. Step 2: Convert to fraction form
    11,254.50/15,531.02 = 6,218.94/x
  3. Step 3: Cross multiply
    11,254.50x = 15,531.02 × 6,218.94
  4. Step 4: Simplify right side
    11,254.50x = 96,586,450.42
  5. Step 5: Solve for x
    x = 96,586,450.42/11,254.50
  6. Step 6: Final answer
    x = 8,582.03

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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.