Home / 7,455.12-10,286.64-5,096.40

Finding the Fourth Proportional to 7,455.12, 10,286.64 and 5,096.40

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Solution

The fourth proportional to 7,455.12, 10,286.64 and 5,096.40 is: 7,032.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455.12 : 10,286.64 = 5,096.40 : x
  2. Step 2: Convert to fraction form
    7,455.12/10,286.64 = 5,096.40/x
  3. Step 3: Cross multiply
    7,455.12x = 10,286.64 × 5,096.40
  4. Step 4: Simplify right side
    7,455.12x = 52,424,832.10
  5. Step 5: Solve for x
    x = 52,424,832.10/7,455.12
  6. Step 6: Final answer
    x = 7,032.06

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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.