Home / 1,764.57-2,436.16-1,102.32

Finding the Fourth Proportional to 1,764.57, 2,436.16 and 1,102.32

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Solution

The fourth proportional to 1,764.57, 2,436.16 and 1,102.32 is: 1,521.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764.57 : 2,436.16 = 1,102.32 : x
  2. Step 2: Convert to fraction form
    1,764.57/2,436.16 = 1,102.32/x
  3. Step 3: Cross multiply
    1,764.57x = 2,436.16 × 1,102.32
  4. Step 4: Simplify right side
    1,764.57x = 2,685,416.00
  5. Step 5: Solve for x
    x = 2,685,416.00/1,764.57
  6. Step 6: Final answer
    x = 1,521.86

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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.