Home / 6,926.55-10,389.83-3,030.05

Finding the Fourth Proportional to 6,926.55, 10,389.83 and 3,030.05

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Solution

The fourth proportional to 6,926.55, 10,389.83 and 3,030.05 is: 4,545.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,926.55 : 10,389.83 = 3,030.05 : x
  2. Step 2: Convert to fraction form
    6,926.55/10,389.83 = 3,030.05/x
  3. Step 3: Cross multiply
    6,926.55x = 10,389.83 × 3,030.05
  4. Step 4: Simplify right side
    6,926.55x = 31,481,637.29
  5. Step 5: Solve for x
    x = 31,481,637.29/6,926.55
  6. Step 6: Final answer
    x = 4,545.07

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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.