Home / 10,670.79-15,993.23-7,551.72

Finding the Fourth Proportional to 10,670.79, 15,993.23 and 7,551.72

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Solution

The fourth proportional to 10,670.79, 15,993.23 and 7,551.72 is: 11,318.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,670.79 : 15,993.23 = 7,551.72 : x
  2. Step 2: Convert to fraction form
    10,670.79/15,993.23 = 7,551.72/x
  3. Step 3: Cross multiply
    10,670.79x = 15,993.23 × 7,551.72
  4. Step 4: Simplify right side
    10,670.79x = 120,776,277.13
  5. Step 5: Solve for x
    x = 120,776,277.13/10,670.79
  6. Step 6: Final answer
    x = 11,318.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.