Home / 3,330.65-4,596.31-1,818.22

Finding the Fourth Proportional to 3,330.65, 4,596.31 and 1,818.22

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Solution

The fourth proportional to 3,330.65, 4,596.31 and 1,818.22 is: 2,509.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.65 : 4,596.31 = 1,818.22 : x
  2. Step 2: Convert to fraction form
    3,330.65/4,596.31 = 1,818.22/x
  3. Step 3: Cross multiply
    3,330.65x = 4,596.31 × 1,818.22
  4. Step 4: Simplify right side
    3,330.65x = 8,357,084.93
  5. Step 5: Solve for x
    x = 8,357,084.93/3,330.65
  6. Step 6: Final answer
    x = 2,509.14

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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.