Home / 1,548.76-2,323.32-1,223.68

Finding the Fourth Proportional to 1,548.76, 2,323.32 and 1,223.68

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Solution

The fourth proportional to 1,548.76, 2,323.32 and 1,223.68 is: 1,835.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548.76 : 2,323.32 = 1,223.68 : x
  2. Step 2: Convert to fraction form
    1,548.76/2,323.32 = 1,223.68/x
  3. Step 3: Cross multiply
    1,548.76x = 2,323.32 × 1,223.68
  4. Step 4: Simplify right side
    1,548.76x = 2,843,000.22
  5. Step 5: Solve for x
    x = 2,843,000.22/1,548.76
  6. Step 6: Final answer
    x = 1,835.66

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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.