Home / 4,288.94-6,432.51-1,210.22

Finding the Fourth Proportional to 4,288.94, 6,432.51 and 1,210.22

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Solution

The fourth proportional to 4,288.94, 6,432.51 and 1,210.22 is: 1,815.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.94 : 6,432.51 = 1,210.22 : x
  2. Step 2: Convert to fraction form
    4,288.94/6,432.51 = 1,210.22/x
  3. Step 3: Cross multiply
    4,288.94x = 6,432.51 × 1,210.22
  4. Step 4: Simplify right side
    4,288.94x = 7,784,768.33
  5. Step 5: Solve for x
    x = 7,784,768.33/4,288.94
  6. Step 6: Final answer
    x = 1,815.08

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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.