Home / 4,999.23-7,483.12-3,430.06

Finding the Fourth Proportional to 4,999.23, 7,483.12 and 3,430.06

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Solution

The fourth proportional to 4,999.23, 7,483.12 and 3,430.06 is: 5,134.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.23 : 7,483.12 = 3,430.06 : x
  2. Step 2: Convert to fraction form
    4,999.23/7,483.12 = 3,430.06/x
  3. Step 3: Cross multiply
    4,999.23x = 7,483.12 × 3,430.06
  4. Step 4: Simplify right side
    4,999.23x = 25,667,550.59
  5. Step 5: Solve for x
    x = 25,667,550.59/4,999.23
  6. Step 6: Final answer
    x = 5,134.30

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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.