Home / 4,902.45-7,354.70-1,615.13

Finding the Fourth Proportional to 4,902.45, 7,354.70 and 1,615.13

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Solution

The fourth proportional to 4,902.45, 7,354.70 and 1,615.13 is: 2,423.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,902.45 : 7,354.70 = 1,615.13 : x
  2. Step 2: Convert to fraction form
    4,902.45/7,354.70 = 1,615.13/x
  3. Step 3: Cross multiply
    4,902.45x = 7,354.70 × 1,615.13
  4. Step 4: Simplify right side
    4,902.45x = 11,878,796.61
  5. Step 5: Solve for x
    x = 11,878,796.61/4,902.45
  6. Step 6: Final answer
    x = 2,423.03

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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.