Home / 6,741.25-9,301.50-4,089.51

Finding the Fourth Proportional to 6,741.25, 9,301.50 and 4,089.51

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Solution

The fourth proportional to 6,741.25, 9,301.50 and 4,089.51 is: 5,642.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,741.25 : 9,301.50 = 4,089.51 : x
  2. Step 2: Convert to fraction form
    6,741.25/9,301.50 = 4,089.51/x
  3. Step 3: Cross multiply
    6,741.25x = 9,301.50 × 4,089.51
  4. Step 4: Simplify right side
    6,741.25x = 38,038,577.27
  5. Step 5: Solve for x
    x = 38,038,577.27/6,741.25
  6. Step 6: Final answer
    x = 5,642.66

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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.