Home / 4,428.39-6,642.39-1,506.72

Finding the Fourth Proportional to 4,428.39, 6,642.39 and 1,506.72

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Solution

The fourth proportional to 4,428.39, 6,642.39 and 1,506.72 is: 2,260.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.39 : 6,642.39 = 1,506.72 : x
  2. Step 2: Convert to fraction form
    4,428.39/6,642.39 = 1,506.72/x
  3. Step 3: Cross multiply
    4,428.39x = 6,642.39 × 1,506.72
  4. Step 4: Simplify right side
    4,428.39x = 10,008,221.86
  5. Step 5: Solve for x
    x = 10,008,221.86/4,428.39
  6. Step 6: Final answer
    x = 2,260.01

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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.