Home / 4,356.33-6,500.88-3,889.11

Finding the Fourth Proportional to 4,356.33, 6,500.88 and 3,889.11

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Solution

The fourth proportional to 4,356.33, 6,500.88 and 3,889.11 is: 5,803.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,356.33 : 6,500.88 = 3,889.11 : x
  2. Step 2: Convert to fraction form
    4,356.33/6,500.88 = 3,889.11/x
  3. Step 3: Cross multiply
    4,356.33x = 6,500.88 × 3,889.11
  4. Step 4: Simplify right side
    4,356.33x = 25,282,637.42
  5. Step 5: Solve for x
    x = 25,282,637.42/4,356.33
  6. Step 6: Final answer
    x = 5,803.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.