Home / 6,501.19-8,971.72-3,668.70

Finding the Fourth Proportional to 6,501.19, 8,971.72 and 3,668.70

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Solution

The fourth proportional to 6,501.19, 8,971.72 and 3,668.70 is: 5,062.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,501.19 : 8,971.72 = 3,668.70 : x
  2. Step 2: Convert to fraction form
    6,501.19/8,971.72 = 3,668.70/x
  3. Step 3: Cross multiply
    6,501.19x = 8,971.72 × 3,668.70
  4. Step 4: Simplify right side
    6,501.19x = 32,914,549.16
  5. Step 5: Solve for x
    x = 32,914,549.16/6,501.19
  6. Step 6: Final answer
    x = 5,062.85

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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.