Home / 2,347.79-3,523.20-1,116.59

Finding the Fourth Proportional to 2,347.79, 3,523.20 and 1,116.59

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Solution

The fourth proportional to 2,347.79, 3,523.20 and 1,116.59 is: 1,675.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.79 : 3,523.20 = 1,116.59 : x
  2. Step 2: Convert to fraction form
    2,347.79/3,523.20 = 1,116.59/x
  3. Step 3: Cross multiply
    2,347.79x = 3,523.20 × 1,116.59
  4. Step 4: Simplify right side
    2,347.79x = 3,933,948.08
  5. Step 5: Solve for x
    x = 3,933,948.08/2,347.79
  6. Step 6: Final answer
    x = 1,675.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.