Home / 5,427.64-7,486.18-4,154.38

Finding the Fourth Proportional to 5,427.64, 7,486.18 and 4,154.38

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Solution

The fourth proportional to 5,427.64, 7,486.18 and 4,154.38 is: 5,730.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.64 : 7,486.18 = 4,154.38 : x
  2. Step 2: Convert to fraction form
    5,427.64/7,486.18 = 4,154.38/x
  3. Step 3: Cross multiply
    5,427.64x = 7,486.18 × 4,154.38
  4. Step 4: Simplify right side
    5,427.64x = 31,100,436.47
  5. Step 5: Solve for x
    x = 31,100,436.47/5,427.64
  6. Step 6: Final answer
    x = 5,730.01

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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.