Home / 5,598.22-7,725.99-3,240.40

Finding the Fourth Proportional to 5,598.22, 7,725.99 and 3,240.40

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Solution

The fourth proportional to 5,598.22, 7,725.99 and 3,240.40 is: 4,472.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,598.22 : 7,725.99 = 3,240.40 : x
  2. Step 2: Convert to fraction form
    5,598.22/7,725.99 = 3,240.40/x
  3. Step 3: Cross multiply
    5,598.22x = 7,725.99 × 3,240.40
  4. Step 4: Simplify right side
    5,598.22x = 25,035,298.00
  5. Step 5: Solve for x
    x = 25,035,298.00/5,598.22
  6. Step 6: Final answer
    x = 4,472.01

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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.