Home / 4,488.04-6,718.14-4,105.30

Finding the Fourth Proportional to 4,488.04, 6,718.14 and 4,105.30

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Solution

The fourth proportional to 4,488.04, 6,718.14 and 4,105.30 is: 6,145.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,488.04 : 6,718.14 = 4,105.30 : x
  2. Step 2: Convert to fraction form
    4,488.04/6,718.14 = 4,105.30/x
  3. Step 3: Cross multiply
    4,488.04x = 6,718.14 × 4,105.30
  4. Step 4: Simplify right side
    4,488.04x = 27,579,980.14
  5. Step 5: Solve for x
    x = 27,579,980.14/4,488.04
  6. Step 6: Final answer
    x = 6,145.22

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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.