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Finding the Fourth Proportional to 3,495.61, 5,264.23 and 3,152.89

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Solution

The fourth proportional to 3,495.61, 5,264.23 and 3,152.89 is: 4,748.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495.61 : 5,264.23 = 3,152.89 : x
  2. Step 2: Convert to fraction form
    3,495.61/5,264.23 = 3,152.89/x
  3. Step 3: Cross multiply
    3,495.61x = 5,264.23 × 3,152.89
  4. Step 4: Simplify right side
    3,495.61x = 16,597,538.12
  5. Step 5: Solve for x
    x = 16,597,538.12/3,495.61
  6. Step 6: Final answer
    x = 4,748.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.