Home / 7,118.19-10,656.25-5,256.94

Finding the Fourth Proportional to 7,118.19, 10,656.25 and 5,256.94

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Solution

The fourth proportional to 7,118.19, 10,656.25 and 5,256.94 is: 7,869.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118.19 : 10,656.25 = 5,256.94 : x
  2. Step 2: Convert to fraction form
    7,118.19/10,656.25 = 5,256.94/x
  3. Step 3: Cross multiply
    7,118.19x = 10,656.25 × 5,256.94
  4. Step 4: Simplify right side
    7,118.19x = 56,019,266.88
  5. Step 5: Solve for x
    x = 56,019,266.88/7,118.19
  6. Step 6: Final answer
    x = 7,869.88

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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.