Home / 1,532.32-2,113.99-941.83

Finding the Fourth Proportional to 1,532.32, 2,113.99 and 941.83

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Solution

The fourth proportional to 1,532.32, 2,113.99 and 941.83 is: 1,299.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532.32 : 2,113.99 = 941.83 : x
  2. Step 2: Convert to fraction form
    1,532.32/2,113.99 = 941.83/x
  3. Step 3: Cross multiply
    1,532.32x = 2,113.99 × 941.83
  4. Step 4: Simplify right side
    1,532.32x = 1,991,019.20
  5. Step 5: Solve for x
    x = 1,991,019.20/1,532.32
  6. Step 6: Final answer
    x = 1,299.35

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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.