Home / 1,923.07-2,652.91-1,259.63

Finding the Fourth Proportional to 1,923.07, 2,652.91 and 1,259.63

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Solution

The fourth proportional to 1,923.07, 2,652.91 and 1,259.63 is: 1,737.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923.07 : 2,652.91 = 1,259.63 : x
  2. Step 2: Convert to fraction form
    1,923.07/2,652.91 = 1,259.63/x
  3. Step 3: Cross multiply
    1,923.07x = 2,652.91 × 1,259.63
  4. Step 4: Simplify right side
    1,923.07x = 3,341,685.02
  5. Step 5: Solve for x
    x = 3,341,685.02/1,923.07
  6. Step 6: Final answer
    x = 1,737.68

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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.