Home / 7,388.65-10,194.15-4,731.45

Finding the Fourth Proportional to 7,388.65, 10,194.15 and 4,731.45

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Solution

The fourth proportional to 7,388.65, 10,194.15 and 4,731.45 is: 6,527.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.65 : 10,194.15 = 4,731.45 : x
  2. Step 2: Convert to fraction form
    7,388.65/10,194.15 = 4,731.45/x
  3. Step 3: Cross multiply
    7,388.65x = 10,194.15 × 4,731.45
  4. Step 4: Simplify right side
    7,388.65x = 48,233,060.05
  5. Step 5: Solve for x
    x = 48,233,060.05/7,388.65
  6. Step 6: Final answer
    x = 6,527.99

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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.