Home / 4,395.40-6,602.70-4,232.20

Finding the Fourth Proportional to 4,395.40, 6,602.70 and 4,232.20

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Solution

The fourth proportional to 4,395.40, 6,602.70 and 4,232.20 is: 6,357.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,395.40 : 6,602.70 = 4,232.20 : x
  2. Step 2: Convert to fraction form
    4,395.40/6,602.70 = 4,232.20/x
  3. Step 3: Cross multiply
    4,395.40x = 6,602.70 × 4,232.20
  4. Step 4: Simplify right side
    4,395.40x = 27,943,946.94
  5. Step 5: Solve for x
    x = 27,943,946.94/4,395.40
  6. Step 6: Final answer
    x = 6,357.54

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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.