Home / 4,673.24-7,009.88-1,386.36

Finding the Fourth Proportional to 4,673.24, 7,009.88 and 1,386.36

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Solution

The fourth proportional to 4,673.24, 7,009.88 and 1,386.36 is: 2,079.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,673.24 : 7,009.88 = 1,386.36 : x
  2. Step 2: Convert to fraction form
    4,673.24/7,009.88 = 1,386.36/x
  3. Step 3: Cross multiply
    4,673.24x = 7,009.88 × 1,386.36
  4. Step 4: Simplify right side
    4,673.24x = 9,718,185.65
  5. Step 5: Solve for x
    x = 9,718,185.65/4,673.24
  6. Step 6: Final answer
    x = 2,079.54

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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.