Home / 1,973.68-2,723.52-1,134.34

Finding the Fourth Proportional to 1,973.68, 2,723.52 and 1,134.34

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Solution

The fourth proportional to 1,973.68, 2,723.52 and 1,134.34 is: 1,565.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973.68 : 2,723.52 = 1,134.34 : x
  2. Step 2: Convert to fraction form
    1,973.68/2,723.52 = 1,134.34/x
  3. Step 3: Cross multiply
    1,973.68x = 2,723.52 × 1,134.34
  4. Step 4: Simplify right side
    1,973.68x = 3,089,397.68
  5. Step 5: Solve for x
    x = 3,089,397.68/1,973.68
  6. Step 6: Final answer
    x = 1,565.30

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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.