Home / 7,803.55-10,768.77-4,266.68

Finding the Fourth Proportional to 7,803.55, 10,768.77 and 4,266.68

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Solution

The fourth proportional to 7,803.55, 10,768.77 and 4,266.68 is: 5,887.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,803.55 : 10,768.77 = 4,266.68 : x
  2. Step 2: Convert to fraction form
    7,803.55/10,768.77 = 4,266.68/x
  3. Step 3: Cross multiply
    7,803.55x = 10,768.77 × 4,266.68
  4. Step 4: Simplify right side
    7,803.55x = 45,946,895.58
  5. Step 5: Solve for x
    x = 45,946,895.58/7,803.55
  6. Step 6: Final answer
    x = 5,887.95

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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.