Home / 7,468.67-10,307.06-4,111.80

Finding the Fourth Proportional to 7,468.67, 10,307.06 and 4,111.80

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Solution

The fourth proportional to 7,468.67, 10,307.06 and 4,111.80 is: 5,674.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,468.67 : 10,307.06 = 4,111.80 : x
  2. Step 2: Convert to fraction form
    7,468.67/10,307.06 = 4,111.80/x
  3. Step 3: Cross multiply
    7,468.67x = 10,307.06 × 4,111.80
  4. Step 4: Simplify right side
    7,468.67x = 42,380,497.21
  5. Step 5: Solve for x
    x = 42,380,497.21/7,468.67
  6. Step 6: Final answer
    x = 5,674.44

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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.