Home / 6,919.16-10,378.74-5,927.72

Finding the Fourth Proportional to 6,919.16, 10,378.74 and 5,927.72

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Solution

The fourth proportional to 6,919.16, 10,378.74 and 5,927.72 is: 8,891.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,919.16 : 10,378.74 = 5,927.72 : x
  2. Step 2: Convert to fraction form
    6,919.16/10,378.74 = 5,927.72/x
  3. Step 3: Cross multiply
    6,919.16x = 10,378.74 × 5,927.72
  4. Step 4: Simplify right side
    6,919.16x = 61,522,264.67
  5. Step 5: Solve for x
    x = 61,522,264.67/6,919.16
  6. Step 6: Final answer
    x = 8,891.58

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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.