Home / 5,719.52-7,887.84-3,595.28

Finding the Fourth Proportional to 5,719.52, 7,887.84 and 3,595.28

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Solution

The fourth proportional to 5,719.52, 7,887.84 and 3,595.28 is: 4,958.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,719.52 : 7,887.84 = 3,595.28 : x
  2. Step 2: Convert to fraction form
    5,719.52/7,887.84 = 3,595.28/x
  3. Step 3: Cross multiply
    5,719.52x = 7,887.84 × 3,595.28
  4. Step 4: Simplify right side
    5,719.52x = 28,358,993.40
  5. Step 5: Solve for x
    x = 28,358,993.40/5,719.52
  6. Step 6: Final answer
    x = 4,958.28

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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.