Home / 1,461.15-2,200.81-1,332.09

Finding the Fourth Proportional to 1,461.15, 2,200.81 and 1,332.09

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Solution

The fourth proportional to 1,461.15, 2,200.81 and 1,332.09 is: 2,006.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461.15 : 2,200.81 = 1,332.09 : x
  2. Step 2: Convert to fraction form
    1,461.15/2,200.81 = 1,332.09/x
  3. Step 3: Cross multiply
    1,461.15x = 2,200.81 × 1,332.09
  4. Step 4: Simplify right side
    1,461.15x = 2,931,676.99
  5. Step 5: Solve for x
    x = 2,931,676.99/1,461.15
  6. Step 6: Final answer
    x = 2,006.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.