Home / 2,347.61-3,519.57-1,177.01

Finding the Fourth Proportional to 2,347.61, 3,519.57 and 1,177.01

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Solution

The fourth proportional to 2,347.61, 3,519.57 and 1,177.01 is: 1,764.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.61 : 3,519.57 = 1,177.01 : x
  2. Step 2: Convert to fraction form
    2,347.61/3,519.57 = 1,177.01/x
  3. Step 3: Cross multiply
    2,347.61x = 3,519.57 × 1,177.01
  4. Step 4: Simplify right side
    2,347.61x = 4,142,569.09
  5. Step 5: Solve for x
    x = 4,142,569.09/2,347.61
  6. Step 6: Final answer
    x = 1,764.59

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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.