Home / 4,392.50-6,588.03-3,090.02

Finding the Fourth Proportional to 4,392.50, 6,588.03 and 3,090.02

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Solution

The fourth proportional to 4,392.50, 6,588.03 and 3,090.02 is: 4,634.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,392.50 : 6,588.03 = 3,090.02 : x
  2. Step 2: Convert to fraction form
    4,392.50/6,588.03 = 3,090.02/x
  3. Step 3: Cross multiply
    4,392.50x = 6,588.03 × 3,090.02
  4. Step 4: Simplify right side
    4,392.50x = 20,357,144.46
  5. Step 5: Solve for x
    x = 20,357,144.46/4,392.50
  6. Step 6: Final answer
    x = 4,634.52

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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.