Home / 5,326.13-7,350.05-3,089.30

Finding the Fourth Proportional to 5,326.13, 7,350.05 and 3,089.30

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Solution

The fourth proportional to 5,326.13, 7,350.05 and 3,089.30 is: 4,263.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326.13 : 7,350.05 = 3,089.30 : x
  2. Step 2: Convert to fraction form
    5,326.13/7,350.05 = 3,089.30/x
  3. Step 3: Cross multiply
    5,326.13x = 7,350.05 × 3,089.30
  4. Step 4: Simplify right side
    5,326.13x = 22,706,494.02
  5. Step 5: Solve for x
    x = 22,706,494.02/5,326.13
  6. Step 6: Final answer
    x = 4,263.23

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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.