Home / 10,569.35-15,856.26-3,995.39

Finding the Fourth Proportional to 10,569.35, 15,856.26 and 3,995.39

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Solution

The fourth proportional to 10,569.35, 15,856.26 and 3,995.39 is: 5,993.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,569.35 : 15,856.26 = 3,995.39 : x
  2. Step 2: Convert to fraction form
    10,569.35/15,856.26 = 3,995.39/x
  3. Step 3: Cross multiply
    10,569.35x = 15,856.26 × 3,995.39
  4. Step 4: Simplify right side
    10,569.35x = 63,351,967.30
  5. Step 5: Solve for x
    x = 63,351,967.30/10,569.35
  6. Step 6: Final answer
    x = 5,993.93

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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.