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Finding the Fourth Proportional to 4,675.88, 7,012.04 and 1,555.29

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Solution

The fourth proportional to 4,675.88, 7,012.04 and 1,555.29 is: 2,332.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,675.88 : 7,012.04 = 1,555.29 : x
  2. Step 2: Convert to fraction form
    4,675.88/7,012.04 = 1,555.29/x
  3. Step 3: Cross multiply
    4,675.88x = 7,012.04 × 1,555.29
  4. Step 4: Simplify right side
    4,675.88x = 10,905,747.92
  5. Step 5: Solve for x
    x = 10,905,747.92/4,675.88
  6. Step 6: Final answer
    x = 2,332.34

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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.