Home / 7,935.42-10,949.73-4,398.63

Finding the Fourth Proportional to 7,935.42, 10,949.73 and 4,398.63

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Solution

The fourth proportional to 7,935.42, 10,949.73 and 4,398.63 is: 6,069.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,935.42 : 10,949.73 = 4,398.63 : x
  2. Step 2: Convert to fraction form
    7,935.42/10,949.73 = 4,398.63/x
  3. Step 3: Cross multiply
    7,935.42x = 10,949.73 × 4,398.63
  4. Step 4: Simplify right side
    7,935.42x = 48,163,810.87
  5. Step 5: Solve for x
    x = 48,163,810.87/7,935.42
  6. Step 6: Final answer
    x = 6,069.47

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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.