Home / 8,296.02-11,445.30-5,146.74

Finding the Fourth Proportional to 8,296.02, 11,445.30 and 5,146.74

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Solution

The fourth proportional to 8,296.02, 11,445.30 and 5,146.74 is: 7,100.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,296.02 : 11,445.30 = 5,146.74 : x
  2. Step 2: Convert to fraction form
    8,296.02/11,445.30 = 5,146.74/x
  3. Step 3: Cross multiply
    8,296.02x = 11,445.30 × 5,146.74
  4. Step 4: Simplify right side
    8,296.02x = 58,905,983.32
  5. Step 5: Solve for x
    x = 58,905,983.32/8,296.02
  6. Step 6: Final answer
    x = 7,100.51

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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.