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Finding the Fourth Proportional to 5,602.63, 8,403.94 and 1,954.63

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Solution

The fourth proportional to 5,602.63, 8,403.94 and 1,954.63 is: 2,931.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,602.63 : 8,403.94 = 1,954.63 : x
  2. Step 2: Convert to fraction form
    5,602.63/8,403.94 = 1,954.63/x
  3. Step 3: Cross multiply
    5,602.63x = 8,403.94 × 1,954.63
  4. Step 4: Simplify right side
    5,602.63x = 16,426,593.24
  5. Step 5: Solve for x
    x = 16,426,593.24/5,602.63
  6. Step 6: Final answer
    x = 2,931.94

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Similar ratio
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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.