Home / 6,521.28-9,784.32-2,626.80

Finding the Fourth Proportional to 6,521.28, 9,784.32 and 2,626.80

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Solution

The fourth proportional to 6,521.28, 9,784.32 and 2,626.80 is: 3,941.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,521.28 : 9,784.32 = 2,626.80 : x
  2. Step 2: Convert to fraction form
    6,521.28/9,784.32 = 2,626.80/x
  3. Step 3: Cross multiply
    6,521.28x = 9,784.32 × 2,626.80
  4. Step 4: Simplify right side
    6,521.28x = 25,701,451.78
  5. Step 5: Solve for x
    x = 25,701,451.78/6,521.28
  6. Step 6: Final answer
    x = 3,941.17

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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.