Home / 6,972.03-10,457.91-1,777.95

Finding the Fourth Proportional to 6,972.03, 10,457.91 and 1,777.95

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Solution

The fourth proportional to 6,972.03, 10,457.91 and 1,777.95 is: 2,666.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,972.03 : 10,457.91 = 1,777.95 : x
  2. Step 2: Convert to fraction form
    6,972.03/10,457.91 = 1,777.95/x
  3. Step 3: Cross multiply
    6,972.03x = 10,457.91 × 1,777.95
  4. Step 4: Simplify right side
    6,972.03x = 18,593,641.08
  5. Step 5: Solve for x
    x = 18,593,641.08/6,972.03
  6. Step 6: Final answer
    x = 2,666.89

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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.