Home / 4,688.54-6,469.32-2,699.18

Finding the Fourth Proportional to 4,688.54, 6,469.32 and 2,699.18

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Solution

The fourth proportional to 4,688.54, 6,469.32 and 2,699.18 is: 3,724.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.54 : 6,469.32 = 2,699.18 : x
  2. Step 2: Convert to fraction form
    4,688.54/6,469.32 = 2,699.18/x
  3. Step 3: Cross multiply
    4,688.54x = 6,469.32 × 2,699.18
  4. Step 4: Simplify right side
    4,688.54x = 17,461,859.16
  5. Step 5: Solve for x
    x = 17,461,859.16/4,688.54
  6. Step 6: Final answer
    x = 3,724.37

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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.