Home / 4,210.52-6,316.38-1,289.25

Finding the Fourth Proportional to 4,210.52, 6,316.38 and 1,289.25

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Solution

The fourth proportional to 4,210.52, 6,316.38 and 1,289.25 is: 1,934.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210.52 : 6,316.38 = 1,289.25 : x
  2. Step 2: Convert to fraction form
    4,210.52/6,316.38 = 1,289.25/x
  3. Step 3: Cross multiply
    4,210.52x = 6,316.38 × 1,289.25
  4. Step 4: Simplify right side
    4,210.52x = 8,143,392.92
  5. Step 5: Solve for x
    x = 8,143,392.92/4,210.52
  6. Step 6: Final answer
    x = 1,934.06

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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.