Home / 4,988.24-7,482.36-2,793.68

Finding the Fourth Proportional to 4,988.24, 7,482.36 and 2,793.68

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Solution

The fourth proportional to 4,988.24, 7,482.36 and 2,793.68 is: 4,190.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.24 : 7,482.36 = 2,793.68 : x
  2. Step 2: Convert to fraction form
    4,988.24/7,482.36 = 2,793.68/x
  3. Step 3: Cross multiply
    4,988.24x = 7,482.36 × 2,793.68
  4. Step 4: Simplify right side
    4,988.24x = 20,903,319.48
  5. Step 5: Solve for x
    x = 20,903,319.48/4,988.24
  6. Step 6: Final answer
    x = 4,190.52

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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.