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Finding the Fourth Proportional to 6,506.16, 9,759.19 and 1,575.79

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Solution

The fourth proportional to 6,506.16, 9,759.19 and 1,575.79 is: 2,363.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,506.16 : 9,759.19 = 1,575.79 : x
  2. Step 2: Convert to fraction form
    6,506.16/9,759.19 = 1,575.79/x
  3. Step 3: Cross multiply
    6,506.16x = 9,759.19 × 1,575.79
  4. Step 4: Simplify right side
    6,506.16x = 15,378,434.01
  5. Step 5: Solve for x
    x = 15,378,434.01/6,506.16
  6. Step 6: Final answer
    x = 2,363.67

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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.