Home / 6,450.01-8,900.76-3,655.51

Finding the Fourth Proportional to 6,450.01, 8,900.76 and 3,655.51

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Solution

The fourth proportional to 6,450.01, 8,900.76 and 3,655.51 is: 5,044.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450.01 : 8,900.76 = 3,655.51 : x
  2. Step 2: Convert to fraction form
    6,450.01/8,900.76 = 3,655.51/x
  3. Step 3: Cross multiply
    6,450.01x = 8,900.76 × 3,655.51
  4. Step 4: Simplify right side
    6,450.01x = 32,536,817.19
  5. Step 5: Solve for x
    x = 32,536,817.19/6,450.01
  6. Step 6: Final answer
    x = 5,044.46

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.