Home / 11,259.02-15,535.04-6,540.77

Finding the Fourth Proportional to 11,259.02, 15,535.04 and 6,540.77

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Solution

The fourth proportional to 11,259.02, 15,535.04 and 6,540.77 is: 9,024.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,259.02 : 15,535.04 = 6,540.77 : x
  2. Step 2: Convert to fraction form
    11,259.02/15,535.04 = 6,540.77/x
  3. Step 3: Cross multiply
    11,259.02x = 15,535.04 × 6,540.77
  4. Step 4: Simplify right side
    11,259.02x = 101,611,013.20
  5. Step 5: Solve for x
    x = 101,611,013.20/11,259.02
  6. Step 6: Final answer
    x = 9,024.86

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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.