Home / 7,155.60-10,719.57-4,026.11

Finding the Fourth Proportional to 7,155.60, 10,719.57 and 4,026.11

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Solution

The fourth proportional to 7,155.60, 10,719.57 and 4,026.11 is: 6,031.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,155.60 : 10,719.57 = 4,026.11 : x
  2. Step 2: Convert to fraction form
    7,155.60/10,719.57 = 4,026.11/x
  3. Step 3: Cross multiply
    7,155.60x = 10,719.57 × 4,026.11
  4. Step 4: Simplify right side
    7,155.60x = 43,158,114.37
  5. Step 5: Solve for x
    x = 43,158,114.37/7,155.60
  6. Step 6: Final answer
    x = 6,031.38

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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.