Home / 8,637.24-12,952.98-2,792.28

Finding the Fourth Proportional to 8,637.24, 12,952.98 and 2,792.28

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Solution

The fourth proportional to 8,637.24, 12,952.98 and 2,792.28 is: 4,187.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,637.24 : 12,952.98 = 2,792.28 : x
  2. Step 2: Convert to fraction form
    8,637.24/12,952.98 = 2,792.28/x
  3. Step 3: Cross multiply
    8,637.24x = 12,952.98 × 2,792.28
  4. Step 4: Simplify right side
    8,637.24x = 36,168,346.99
  5. Step 5: Solve for x
    x = 36,168,346.99/8,637.24
  6. Step 6: Final answer
    x = 4,187.49

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Half scale
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Double scale
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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.