Home / 7,371.29-10,169.06-4,980.47

Finding the Fourth Proportional to 7,371.29, 10,169.06 and 4,980.47

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Solution

The fourth proportional to 7,371.29, 10,169.06 and 4,980.47 is: 6,870.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.29 : 10,169.06 = 4,980.47 : x
  2. Step 2: Convert to fraction form
    7,371.29/10,169.06 = 4,980.47/x
  3. Step 3: Cross multiply
    7,371.29x = 10,169.06 × 4,980.47
  4. Step 4: Simplify right side
    7,371.29x = 50,646,698.26
  5. Step 5: Solve for x
    x = 50,646,698.26/7,371.29
  6. Step 6: Final answer
    x = 6,870.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.