Home / 5,019.71-6,927.45-3,030.24

Finding the Fourth Proportional to 5,019.71, 6,927.45 and 3,030.24

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Solution

The fourth proportional to 5,019.71, 6,927.45 and 3,030.24 is: 4,181.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,019.71 : 6,927.45 = 3,030.24 : x
  2. Step 2: Convert to fraction form
    5,019.71/6,927.45 = 3,030.24/x
  3. Step 3: Cross multiply
    5,019.71x = 6,927.45 × 3,030.24
  4. Step 4: Simplify right side
    5,019.71x = 20,991,836.09
  5. Step 5: Solve for x
    x = 20,991,836.09/5,019.71
  6. Step 6: Final answer
    x = 4,181.88

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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.