Home / 4,318.70-6,478.04-3,088.51

Finding the Fourth Proportional to 4,318.70, 6,478.04 and 3,088.51

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Solution

The fourth proportional to 4,318.70, 6,478.04 and 3,088.51 is: 4,632.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318.70 : 6,478.04 = 3,088.51 : x
  2. Step 2: Convert to fraction form
    4,318.70/6,478.04 = 3,088.51/x
  3. Step 3: Cross multiply
    4,318.70x = 6,478.04 × 3,088.51
  4. Step 4: Simplify right side
    4,318.70x = 20,007,491.32
  5. Step 5: Solve for x
    x = 20,007,491.32/4,318.70
  6. Step 6: Final answer
    x = 4,632.76

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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.