Home / 7,026.18-10,530.14-2,861.31

Finding the Fourth Proportional to 7,026.18, 10,530.14 and 2,861.31

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Solution

The fourth proportional to 7,026.18, 10,530.14 and 2,861.31 is: 4,288.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026.18 : 10,530.14 = 2,861.31 : x
  2. Step 2: Convert to fraction form
    7,026.18/10,530.14 = 2,861.31/x
  3. Step 3: Cross multiply
    7,026.18x = 10,530.14 × 2,861.31
  4. Step 4: Simplify right side
    7,026.18x = 30,130,020.06
  5. Step 5: Solve for x
    x = 30,130,020.06/7,026.18
  6. Step 6: Final answer
    x = 4,288.25

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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.