Home / 7,206.13-10,788.27-6,455.80

Finding the Fourth Proportional to 7,206.13, 10,788.27 and 6,455.80

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Solution

The fourth proportional to 7,206.13, 10,788.27 and 6,455.80 is: 9,664.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,206.13 : 10,788.27 = 6,455.80 : x
  2. Step 2: Convert to fraction form
    7,206.13/10,788.27 = 6,455.80/x
  3. Step 3: Cross multiply
    7,206.13x = 10,788.27 × 6,455.80
  4. Step 4: Simplify right side
    7,206.13x = 69,646,913.47
  5. Step 5: Solve for x
    x = 69,646,913.47/7,206.13
  6. Step 6: Final answer
    x = 9,664.95

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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.