Home / 2,045.26-2,822.50-1,113.76

Finding the Fourth Proportional to 2,045.26, 2,822.50 and 1,113.76

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Solution

The fourth proportional to 2,045.26, 2,822.50 and 1,113.76 is: 1,537.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.26 : 2,822.50 = 1,113.76 : x
  2. Step 2: Convert to fraction form
    2,045.26/2,822.50 = 1,113.76/x
  3. Step 3: Cross multiply
    2,045.26x = 2,822.50 × 1,113.76
  4. Step 4: Simplify right side
    2,045.26x = 3,143,587.60
  5. Step 5: Solve for x
    x = 3,143,587.60/2,045.26
  6. Step 6: Final answer
    x = 1,537.01

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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.