Home / 6,959.10-10,427.68-5,381.66

Finding the Fourth Proportional to 6,959.10, 10,427.68 and 5,381.66

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Solution

The fourth proportional to 6,959.10, 10,427.68 and 5,381.66 is: 8,064.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,959.10 : 10,427.68 = 5,381.66 : x
  2. Step 2: Convert to fraction form
    6,959.10/10,427.68 = 5,381.66/x
  3. Step 3: Cross multiply
    6,959.10x = 10,427.68 × 5,381.66
  4. Step 4: Simplify right side
    6,959.10x = 56,118,228.35
  5. Step 5: Solve for x
    x = 56,118,228.35/6,959.10
  6. Step 6: Final answer
    x = 8,064.01

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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.