Home / 4,274.10-6,409.23-1,807.65

Finding the Fourth Proportional to 4,274.10, 6,409.23 and 1,807.65

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Solution

The fourth proportional to 4,274.10, 6,409.23 and 1,807.65 is: 2,710.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,274.10 : 6,409.23 = 1,807.65 : x
  2. Step 2: Convert to fraction form
    4,274.10/6,409.23 = 1,807.65/x
  3. Step 3: Cross multiply
    4,274.10x = 6,409.23 × 1,807.65
  4. Step 4: Simplify right side
    4,274.10x = 11,585,637.83
  5. Step 5: Solve for x
    x = 11,585,637.83/4,274.10
  6. Step 6: Final answer
    x = 2,710.66

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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.