Home / 6,927.16-10,390.74-3,030.52

Finding the Fourth Proportional to 6,927.16, 10,390.74 and 3,030.52

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Solution

The fourth proportional to 6,927.16, 10,390.74 and 3,030.52 is: 4,545.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,927.16 : 10,390.74 = 3,030.52 : x
  2. Step 2: Convert to fraction form
    6,927.16/10,390.74 = 3,030.52/x
  3. Step 3: Cross multiply
    6,927.16x = 10,390.74 × 3,030.52
  4. Step 4: Simplify right side
    6,927.16x = 31,489,345.38
  5. Step 5: Solve for x
    x = 31,489,345.38/6,927.16
  6. Step 6: Final answer
    x = 4,545.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.