Home / 5,316.63-7,325.26-3,966.49

Finding the Fourth Proportional to 5,316.63, 7,325.26 and 3,966.49

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Solution

The fourth proportional to 5,316.63, 7,325.26 and 3,966.49 is: 5,465.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,316.63 : 7,325.26 = 3,966.49 : x
  2. Step 2: Convert to fraction form
    5,316.63/7,325.26 = 3,966.49/x
  3. Step 3: Cross multiply
    5,316.63x = 7,325.26 × 3,966.49
  4. Step 4: Simplify right side
    5,316.63x = 29,055,570.54
  5. Step 5: Solve for x
    x = 29,055,570.54/5,316.63
  6. Step 6: Final answer
    x = 5,465.04

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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.