Home / 7,502.95-10,355.31-5,716.33

Finding the Fourth Proportional to 7,502.95, 10,355.31 and 5,716.33

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Solution

The fourth proportional to 7,502.95, 10,355.31 and 5,716.33 is: 7,889.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,502.95 : 10,355.31 = 5,716.33 : x
  2. Step 2: Convert to fraction form
    7,502.95/10,355.31 = 5,716.33/x
  3. Step 3: Cross multiply
    7,502.95x = 10,355.31 × 5,716.33
  4. Step 4: Simplify right side
    7,502.95x = 59,194,369.21
  5. Step 5: Solve for x
    x = 59,194,369.21/7,502.95
  6. Step 6: Final answer
    x = 7,889.48

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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.