Home / 4,675.28-7,014.11-1,555.31

Finding the Fourth Proportional to 4,675.28, 7,014.11 and 1,555.31

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Solution

The fourth proportional to 4,675.28, 7,014.11 and 1,555.31 is: 2,333.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,675.28 : 7,014.11 = 1,555.31 : x
  2. Step 2: Convert to fraction form
    4,675.28/7,014.11 = 1,555.31/x
  3. Step 3: Cross multiply
    4,675.28x = 7,014.11 × 1,555.31
  4. Step 4: Simplify right side
    4,675.28x = 10,909,072.58
  5. Step 5: Solve for x
    x = 10,909,072.58/4,675.28
  6. Step 6: Final answer
    x = 2,333.35

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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.