Home / 7,519.31-10,376.67-4,162.36

Finding the Fourth Proportional to 7,519.31, 10,376.67 and 4,162.36

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Solution

The fourth proportional to 7,519.31, 10,376.67 and 4,162.36 is: 5,744.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519.31 : 10,376.67 = 4,162.36 : x
  2. Step 2: Convert to fraction form
    7,519.31/10,376.67 = 4,162.36/x
  3. Step 3: Cross multiply
    7,519.31x = 10,376.67 × 4,162.36
  4. Step 4: Simplify right side
    7,519.31x = 43,191,384.26
  5. Step 5: Solve for x
    x = 43,191,384.26/7,519.31
  6. Step 6: Final answer
    x = 5,744.06

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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.