Home / 4,574.25-6,312.60-2,805.48

Finding the Fourth Proportional to 4,574.25, 6,312.60 and 2,805.48

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Solution

The fourth proportional to 4,574.25, 6,312.60 and 2,805.48 is: 3,871.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,574.25 : 6,312.60 = 2,805.48 : x
  2. Step 2: Convert to fraction form
    4,574.25/6,312.60 = 2,805.48/x
  3. Step 3: Cross multiply
    4,574.25x = 6,312.60 × 2,805.48
  4. Step 4: Simplify right side
    4,574.25x = 17,709,873.05
  5. Step 5: Solve for x
    x = 17,709,873.05/4,574.25
  6. Step 6: Final answer
    x = 3,871.65

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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.