Home / 6,430.04-8,873.46-3,777.48

Finding the Fourth Proportional to 6,430.04, 8,873.46 and 3,777.48

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Solution

The fourth proportional to 6,430.04, 8,873.46 and 3,777.48 is: 5,212.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430.04 : 8,873.46 = 3,777.48 : x
  2. Step 2: Convert to fraction form
    6,430.04/8,873.46 = 3,777.48/x
  3. Step 3: Cross multiply
    6,430.04x = 8,873.46 × 3,777.48
  4. Step 4: Simplify right side
    6,430.04x = 33,519,317.68
  5. Step 5: Solve for x
    x = 33,519,317.68/6,430.04
  6. Step 6: Final answer
    x = 5,212.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.