Home / 2,041.08-2,813.78-1,451.40

Finding the Fourth Proportional to 2,041.08, 2,813.78 and 1,451.40

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Solution

The fourth proportional to 2,041.08, 2,813.78 and 1,451.40 is: 2,000.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041.08 : 2,813.78 = 1,451.40 : x
  2. Step 2: Convert to fraction form
    2,041.08/2,813.78 = 1,451.40/x
  3. Step 3: Cross multiply
    2,041.08x = 2,813.78 × 1,451.40
  4. Step 4: Simplify right side
    2,041.08x = 4,083,920.29
  5. Step 5: Solve for x
    x = 4,083,920.29/2,041.08
  6. Step 6: Final answer
    x = 2,000.86

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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.