Home / 10,777.55-16,172.57-4,537.17

Finding the Fourth Proportional to 10,777.55, 16,172.57 and 4,537.17

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Solution

The fourth proportional to 10,777.55, 16,172.57 and 4,537.17 is: 6,808.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777.55 : 16,172.57 = 4,537.17 : x
  2. Step 2: Convert to fraction form
    10,777.55/16,172.57 = 4,537.17/x
  3. Step 3: Cross multiply
    10,777.55x = 16,172.57 × 4,537.17
  4. Step 4: Simplify right side
    10,777.55x = 73,377,710.77
  5. Step 5: Solve for x
    x = 73,377,710.77/10,777.55
  6. Step 6: Final answer
    x = 6,808.39

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1.5x scale

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.