Home / 8,307.10-11,446.44-5,649.88

Finding the Fourth Proportional to 8,307.10, 11,446.44 and 5,649.88

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Solution

The fourth proportional to 8,307.10, 11,446.44 and 5,649.88 is: 7,785.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,307.10 : 11,446.44 = 5,649.88 : x
  2. Step 2: Convert to fraction form
    8,307.10/11,446.44 = 5,649.88/x
  3. Step 3: Cross multiply
    8,307.10x = 11,446.44 × 5,649.88
  4. Step 4: Simplify right side
    8,307.10x = 64,671,012.43
  5. Step 5: Solve for x
    x = 64,671,012.43/8,307.10
  6. Step 6: Final answer
    x = 7,785.03

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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.