Home / 6,506.05-9,758.08-2,123.50

Finding the Fourth Proportional to 6,506.05, 9,758.08 and 2,123.50

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Solution

The fourth proportional to 6,506.05, 9,758.08 and 2,123.50 is: 3,184.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,506.05 : 9,758.08 = 2,123.50 : x
  2. Step 2: Convert to fraction form
    6,506.05/9,758.08 = 2,123.50/x
  3. Step 3: Cross multiply
    6,506.05x = 9,758.08 × 2,123.50
  4. Step 4: Simplify right side
    6,506.05x = 20,721,282.88
  5. Step 5: Solve for x
    x = 20,721,282.88/6,506.05
  6. Step 6: Final answer
    x = 3,184.93

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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.