Home / 5,284.48-7,292.96-3,160.08

Finding the Fourth Proportional to 5,284.48, 7,292.96 and 3,160.08

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Solution

The fourth proportional to 5,284.48, 7,292.96 and 3,160.08 is: 4,361.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.48 : 7,292.96 = 3,160.08 : x
  2. Step 2: Convert to fraction form
    5,284.48/7,292.96 = 3,160.08/x
  3. Step 3: Cross multiply
    5,284.48x = 7,292.96 × 3,160.08
  4. Step 4: Simplify right side
    5,284.48x = 23,046,337.04
  5. Step 5: Solve for x
    x = 23,046,337.04/5,284.48
  6. Step 6: Final answer
    x = 4,361.14

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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.