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Finding the Fourth Proportional to 4,672.58, 7,008.81 and 1,554.02

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Solution

The fourth proportional to 4,672.58, 7,008.81 and 1,554.02 is: 2,331.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,672.58 : 7,008.81 = 1,554.02 : x
  2. Step 2: Convert to fraction form
    4,672.58/7,008.81 = 1,554.02/x
  3. Step 3: Cross multiply
    4,672.58x = 7,008.81 × 1,554.02
  4. Step 4: Simplify right side
    4,672.58x = 10,891,830.92
  5. Step 5: Solve for x
    x = 10,891,830.92/4,672.58
  6. Step 6: Final answer
    x = 2,331.01

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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.