Home / 6,501.57-8,972.15-3,668.94

Finding the Fourth Proportional to 6,501.57, 8,972.15 and 3,668.94

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Solution

The fourth proportional to 6,501.57, 8,972.15 and 3,668.94 is: 5,063.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,501.57 : 8,972.15 = 3,668.94 : x
  2. Step 2: Convert to fraction form
    6,501.57/8,972.15 = 3,668.94/x
  3. Step 3: Cross multiply
    6,501.57x = 8,972.15 × 3,668.94
  4. Step 4: Simplify right side
    6,501.57x = 32,918,261.68
  5. Step 5: Solve for x
    x = 32,918,261.68/6,501.57
  6. Step 6: Final answer
    x = 5,063.13

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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.