Home / 4,688.17-7,032.25-2,739.31

Finding the Fourth Proportional to 4,688.17, 7,032.25 and 2,739.31

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Solution

The fourth proportional to 4,688.17, 7,032.25 and 2,739.31 is: 4,108.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.17 : 7,032.25 = 2,739.31 : x
  2. Step 2: Convert to fraction form
    4,688.17/7,032.25 = 2,739.31/x
  3. Step 3: Cross multiply
    4,688.17x = 7,032.25 × 2,739.31
  4. Step 4: Simplify right side
    4,688.17x = 19,263,477.59
  5. Step 5: Solve for x
    x = 19,263,477.59/4,688.17
  6. Step 6: Final answer
    x = 4,108.96

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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.