Home / 2,864.30-4,314.45-2,605.96

Finding the Fourth Proportional to 2,864.30, 4,314.45 and 2,605.96

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Solution

The fourth proportional to 2,864.30, 4,314.45 and 2,605.96 is: 3,925.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.30 : 4,314.45 = 2,605.96 : x
  2. Step 2: Convert to fraction form
    2,864.30/4,314.45 = 2,605.96/x
  3. Step 3: Cross multiply
    2,864.30x = 4,314.45 × 2,605.96
  4. Step 4: Simplify right side
    2,864.30x = 11,243,284.12
  5. Step 5: Solve for x
    x = 11,243,284.12/2,864.30
  6. Step 6: Final answer
    x = 3,925.32

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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.