Home / 5,326.81-7,350.29-3,230.53

Finding the Fourth Proportional to 5,326.81, 7,350.29 and 3,230.53

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Solution

The fourth proportional to 5,326.81, 7,350.29 and 3,230.53 is: 4,457.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326.81 : 7,350.29 = 3,230.53 : x
  2. Step 2: Convert to fraction form
    5,326.81/7,350.29 = 3,230.53/x
  3. Step 3: Cross multiply
    5,326.81x = 7,350.29 × 3,230.53
  4. Step 4: Simplify right side
    5,326.81x = 23,745,316.20
  5. Step 5: Solve for x
    x = 23,745,316.20/5,326.81
  6. Step 6: Final answer
    x = 4,457.70

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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.