Home / 2,095.32-3,140.23-1,571.20

Finding the Fourth Proportional to 2,095.32, 3,140.23 and 1,571.20

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Solution

The fourth proportional to 2,095.32, 3,140.23 and 1,571.20 is: 2,354.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095.32 : 3,140.23 = 1,571.20 : x
  2. Step 2: Convert to fraction form
    2,095.32/3,140.23 = 1,571.20/x
  3. Step 3: Cross multiply
    2,095.32x = 3,140.23 × 1,571.20
  4. Step 4: Simplify right side
    2,095.32x = 4,933,929.38
  5. Step 5: Solve for x
    x = 4,933,929.38/2,095.32
  6. Step 6: Final answer
    x = 2,354.74

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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.