Home / 4,725.50-7,089.18-2,648.45

Finding the Fourth Proportional to 4,725.50, 7,089.18 and 2,648.45

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Solution

The fourth proportional to 4,725.50, 7,089.18 and 2,648.45 is: 3,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725.50 : 7,089.18 = 2,648.45 : x
  2. Step 2: Convert to fraction form
    4,725.50/7,089.18 = 2,648.45/x
  3. Step 3: Cross multiply
    4,725.50x = 7,089.18 × 2,648.45
  4. Step 4: Simplify right side
    4,725.50x = 18,775,338.77
  5. Step 5: Solve for x
    x = 18,775,338.77/4,725.50
  6. Step 6: Final answer
    x = 3,973.20

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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.