Home / 4,999.34-7,499.93-2,077.88

Finding the Fourth Proportional to 4,999.34, 7,499.93 and 2,077.88

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Solution

The fourth proportional to 4,999.34, 7,499.93 and 2,077.88 is: 3,117.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.34 : 7,499.93 = 2,077.88 : x
  2. Step 2: Convert to fraction form
    4,999.34/7,499.93 = 2,077.88/x
  3. Step 3: Cross multiply
    4,999.34x = 7,499.93 × 2,077.88
  4. Step 4: Simplify right side
    4,999.34x = 15,583,954.55
  5. Step 5: Solve for x
    x = 15,583,954.55/4,999.34
  6. Step 6: Final answer
    x = 3,117.20

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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.