Home / 2,095.40-3,140.94-1,607.24

Finding the Fourth Proportional to 2,095.40, 3,140.94 and 1,607.24

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Solution

The fourth proportional to 2,095.40, 3,140.94 and 1,607.24 is: 2,409.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095.40 : 3,140.94 = 1,607.24 : x
  2. Step 2: Convert to fraction form
    2,095.40/3,140.94 = 1,607.24/x
  3. Step 3: Cross multiply
    2,095.40x = 3,140.94 × 1,607.24
  4. Step 4: Simplify right side
    2,095.40x = 5,048,244.41
  5. Step 5: Solve for x
    x = 5,048,244.41/2,095.40
  6. Step 6: Final answer
    x = 2,409.20

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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.