Home / 7,519.08-10,376.31-4,116.13

Finding the Fourth Proportional to 7,519.08, 10,376.31 and 4,116.13

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Solution

The fourth proportional to 7,519.08, 10,376.31 and 4,116.13 is: 5,680.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519.08 : 10,376.31 = 4,116.13 : x
  2. Step 2: Convert to fraction form
    7,519.08/10,376.31 = 4,116.13/x
  3. Step 3: Cross multiply
    7,519.08x = 10,376.31 × 4,116.13
  4. Step 4: Simplify right side
    7,519.08x = 42,710,240.88
  5. Step 5: Solve for x
    x = 42,710,240.88/7,519.08
  6. Step 6: Final answer
    x = 5,680.25

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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.