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Finding the Fourth Proportional to 2,069.46, 3,104.10 and 530.46

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Solution

The fourth proportional to 2,069.46, 3,104.10 and 530.46 is: 795.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069.46 : 3,104.10 = 530.46 : x
  2. Step 2: Convert to fraction form
    2,069.46/3,104.10 = 530.46/x
  3. Step 3: Cross multiply
    2,069.46x = 3,104.10 × 530.46
  4. Step 4: Simplify right side
    2,069.46x = 1,646,600.89
  5. Step 5: Solve for x
    x = 1,646,600.89/2,069.46
  6. Step 6: Final answer
    x = 795.67

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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.