Home / 4,045.42-5,582.56-2,277.12

Finding the Fourth Proportional to 4,045.42, 5,582.56 and 2,277.12

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Solution

The fourth proportional to 4,045.42, 5,582.56 and 2,277.12 is: 3,142.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,045.42 : 5,582.56 = 2,277.12 : x
  2. Step 2: Convert to fraction form
    4,045.42/5,582.56 = 2,277.12/x
  3. Step 3: Cross multiply
    4,045.42x = 5,582.56 × 2,277.12
  4. Step 4: Simplify right side
    4,045.42x = 12,712,159.03
  5. Step 5: Solve for x
    x = 12,712,159.03/4,045.42
  6. Step 6: Final answer
    x = 3,142.36

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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.