Home / 5,309.31-7,323.14-4,507.11

Finding the Fourth Proportional to 5,309.31, 7,323.14 and 4,507.11

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Solution

The fourth proportional to 5,309.31, 7,323.14 and 4,507.11 is: 6,216.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,309.31 : 7,323.14 = 4,507.11 : x
  2. Step 2: Convert to fraction form
    5,309.31/7,323.14 = 4,507.11/x
  3. Step 3: Cross multiply
    5,309.31x = 7,323.14 × 4,507.11
  4. Step 4: Simplify right side
    5,309.31x = 33,006,197.53
  5. Step 5: Solve for x
    x = 33,006,197.53/5,309.31
  6. Step 6: Final answer
    x = 6,216.66

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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.