Home / 4,332.81-6,488.58-2,768.19

Finding the Fourth Proportional to 4,332.81, 6,488.58 and 2,768.19

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Solution

The fourth proportional to 4,332.81, 6,488.58 and 2,768.19 is: 4,145.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,332.81 : 6,488.58 = 2,768.19 : x
  2. Step 2: Convert to fraction form
    4,332.81/6,488.58 = 2,768.19/x
  3. Step 3: Cross multiply
    4,332.81x = 6,488.58 × 2,768.19
  4. Step 4: Simplify right side
    4,332.81x = 17,961,622.27
  5. Step 5: Solve for x
    x = 17,961,622.27/4,332.81
  6. Step 6: Final answer
    x = 4,145.49

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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.