Home / 2,911.16-4,368.90-2,340.92

Finding the Fourth Proportional to 2,911.16, 4,368.90 and 2,340.92

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Solution

The fourth proportional to 2,911.16, 4,368.90 and 2,340.92 is: 3,513.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911.16 : 4,368.90 = 2,340.92 : x
  2. Step 2: Convert to fraction form
    2,911.16/4,368.90 = 2,340.92/x
  3. Step 3: Cross multiply
    2,911.16x = 4,368.90 × 2,340.92
  4. Step 4: Simplify right side
    2,911.16x = 10,227,245.39
  5. Step 5: Solve for x
    x = 10,227,245.39/2,911.16
  6. Step 6: Final answer
    x = 3,513.12

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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.