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Finding the Fourth Proportional to 4,671.58, 7,007.31 and 1,553.02

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Solution

The fourth proportional to 4,671.58, 7,007.31 and 1,553.02 is: 2,329.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671.58 : 7,007.31 = 1,553.02 : x
  2. Step 2: Convert to fraction form
    4,671.58/7,007.31 = 1,553.02/x
  3. Step 3: Cross multiply
    4,671.58x = 7,007.31 × 1,553.02
  4. Step 4: Simplify right side
    4,671.58x = 10,882,492.58
  5. Step 5: Solve for x
    x = 10,882,492.58/4,671.58
  6. Step 6: Final answer
    x = 2,329.51

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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.