Home / 3,473.40-4,798.50-2,281.20

Finding the Fourth Proportional to 3,473.40, 4,798.50 and 2,281.20

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Solution

The fourth proportional to 3,473.40, 4,798.50 and 2,281.20 is: 3,151.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,473.40 : 4,798.50 = 2,281.20 : x
  2. Step 2: Convert to fraction form
    3,473.40/4,798.50 = 2,281.20/x
  3. Step 3: Cross multiply
    3,473.40x = 4,798.50 × 2,281.20
  4. Step 4: Simplify right side
    3,473.40x = 10,946,338.20
  5. Step 5: Solve for x
    x = 10,946,338.20/3,473.40
  6. Step 6: Final answer
    x = 3,151.48

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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.