Home / 7,298.93-10,960.78-4,770.21

Finding the Fourth Proportional to 7,298.93, 10,960.78 and 4,770.21

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Solution

The fourth proportional to 7,298.93, 10,960.78 and 4,770.21 is: 7,163.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,298.93 : 10,960.78 = 4,770.21 : x
  2. Step 2: Convert to fraction form
    7,298.93/10,960.78 = 4,770.21/x
  3. Step 3: Cross multiply
    7,298.93x = 10,960.78 × 4,770.21
  4. Step 4: Simplify right side
    7,298.93x = 52,285,210.44
  5. Step 5: Solve for x
    x = 52,285,210.44/7,298.93
  6. Step 6: Final answer
    x = 7,163.41

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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.