Home / 2,045.55-2,822.63-1,149.17

Finding the Fourth Proportional to 2,045.55, 2,822.63 and 1,149.17

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Solution

The fourth proportional to 2,045.55, 2,822.63 and 1,149.17 is: 1,585.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.55 : 2,822.63 = 1,149.17 : x
  2. Step 2: Convert to fraction form
    2,045.55/2,822.63 = 1,149.17/x
  3. Step 3: Cross multiply
    2,045.55x = 2,822.63 × 1,149.17
  4. Step 4: Simplify right side
    2,045.55x = 3,243,678.32
  5. Step 5: Solve for x
    x = 3,243,678.32/2,045.55
  6. Step 6: Final answer
    x = 1,585.72

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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.