Home / 6,320.75-8,722.64-3,526.25

Finding the Fourth Proportional to 6,320.75, 8,722.64 and 3,526.25

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Solution

The fourth proportional to 6,320.75, 8,722.64 and 3,526.25 is: 4,866.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.75 : 8,722.64 = 3,526.25 : x
  2. Step 2: Convert to fraction form
    6,320.75/8,722.64 = 3,526.25/x
  3. Step 3: Cross multiply
    6,320.75x = 8,722.64 × 3,526.25
  4. Step 4: Simplify right side
    6,320.75x = 30,758,209.30
  5. Step 5: Solve for x
    x = 30,758,209.30/6,320.75
  6. Step 6: Final answer
    x = 4,866.23

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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.