Home / 6,336.21-9,490.47-3,210.85

Finding the Fourth Proportional to 6,336.21, 9,490.47 and 3,210.85

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Solution

The fourth proportional to 6,336.21, 9,490.47 and 3,210.85 is: 4,809.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,336.21 : 9,490.47 = 3,210.85 : x
  2. Step 2: Convert to fraction form
    6,336.21/9,490.47 = 3,210.85/x
  3. Step 3: Cross multiply
    6,336.21x = 9,490.47 × 3,210.85
  4. Step 4: Simplify right side
    6,336.21x = 30,472,428.71
  5. Step 5: Solve for x
    x = 30,472,428.71/6,336.21
  6. Step 6: Final answer
    x = 4,809.25

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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.