Home / 10,208.02-15,310.95-5,264.86

Finding the Fourth Proportional to 10,208.02, 15,310.95 and 5,264.86

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Solution

The fourth proportional to 10,208.02, 15,310.95 and 5,264.86 is: 7,896.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,208.02 : 15,310.95 = 5,264.86 : x
  2. Step 2: Convert to fraction form
    10,208.02/15,310.95 = 5,264.86/x
  3. Step 3: Cross multiply
    10,208.02x = 15,310.95 × 5,264.86
  4. Step 4: Simplify right side
    10,208.02x = 80,610,008.22
  5. Step 5: Solve for x
    x = 80,610,008.22/10,208.02
  6. Step 6: Final answer
    x = 7,896.73

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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.