Home / 7,950.10-11,925.15-5,772.67

Finding the Fourth Proportional to 7,950.10, 11,925.15 and 5,772.67

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Solution

The fourth proportional to 7,950.10, 11,925.15 and 5,772.67 is: 8,659.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,950.10 : 11,925.15 = 5,772.67 : x
  2. Step 2: Convert to fraction form
    7,950.10/11,925.15 = 5,772.67/x
  3. Step 3: Cross multiply
    7,950.10x = 11,925.15 × 5,772.67
  4. Step 4: Simplify right side
    7,950.10x = 68,839,955.65
  5. Step 5: Solve for x
    x = 68,839,955.65/7,950.10
  6. Step 6: Final answer
    x = 8,659.01

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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.