Home / 6,501.49-8,971.05-3,668.64

Finding the Fourth Proportional to 6,501.49, 8,971.05 and 3,668.64

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Solution

The fourth proportional to 6,501.49, 8,971.05 and 3,668.64 is: 5,062.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,501.49 : 8,971.05 = 3,668.64 : x
  2. Step 2: Convert to fraction form
    6,501.49/8,971.05 = 3,668.64/x
  3. Step 3: Cross multiply
    6,501.49x = 8,971.05 × 3,668.64
  4. Step 4: Simplify right side
    6,501.49x = 32,911,552.87
  5. Step 5: Solve for x
    x = 32,911,552.87/6,501.49
  6. Step 6: Final answer
    x = 5,062.16

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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.