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Finding the Fourth Proportional to 2,088.45, 3,133.13 and 627.57

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Solution

The fourth proportional to 2,088.45, 3,133.13 and 627.57 is: 941.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088.45 : 3,133.13 = 627.57 : x
  2. Step 2: Convert to fraction form
    2,088.45/3,133.13 = 627.57/x
  3. Step 3: Cross multiply
    2,088.45x = 3,133.13 × 627.57
  4. Step 4: Simplify right side
    2,088.45x = 1,966,255.26
  5. Step 5: Solve for x
    x = 1,966,255.26/2,088.45
  6. Step 6: Final answer
    x = 941.49

Related Problems

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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.