Home / 10,758.04-16,123.11-4,830.55

Finding the Fourth Proportional to 10,758.04, 16,123.11 and 4,830.55

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Solution

The fourth proportional to 10,758.04, 16,123.11 and 4,830.55 is: 7,239.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,758.04 : 16,123.11 = 4,830.55 : x
  2. Step 2: Convert to fraction form
    10,758.04/16,123.11 = 4,830.55/x
  3. Step 3: Cross multiply
    10,758.04x = 16,123.11 × 4,830.55
  4. Step 4: Simplify right side
    10,758.04x = 77,883,489.01
  5. Step 5: Solve for x
    x = 77,883,489.01/10,758.04
  6. Step 6: Final answer
    x = 7,239.56

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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.