Home / 7,770.16-10,723.08-4,625.92

Finding the Fourth Proportional to 7,770.16, 10,723.08 and 4,625.92

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Solution

The fourth proportional to 7,770.16, 10,723.08 and 4,625.92 is: 6,383.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,770.16 : 10,723.08 = 4,625.92 : x
  2. Step 2: Convert to fraction form
    7,770.16/10,723.08 = 4,625.92/x
  3. Step 3: Cross multiply
    7,770.16x = 10,723.08 × 4,625.92
  4. Step 4: Simplify right side
    7,770.16x = 49,604,110.23
  5. Step 5: Solve for x
    x = 49,604,110.23/7,770.16
  6. Step 6: Final answer
    x = 6,383.92

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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.