Home / 10,222.52-14,107.02-6,243.08

Finding the Fourth Proportional to 10,222.52, 14,107.02 and 6,243.08

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Solution

The fourth proportional to 10,222.52, 14,107.02 and 6,243.08 is: 8,615.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,222.52 : 14,107.02 = 6,243.08 : x
  2. Step 2: Convert to fraction form
    10,222.52/14,107.02 = 6,243.08/x
  3. Step 3: Cross multiply
    10,222.52x = 14,107.02 × 6,243.08
  4. Step 4: Simplify right side
    10,222.52x = 88,071,254.42
  5. Step 5: Solve for x
    x = 88,071,254.42/10,222.52
  6. Step 6: Final answer
    x = 8,615.42

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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.