Home / 5,533.40-8,308.20-4,302.20

Finding the Fourth Proportional to 5,533.40, 8,308.20 and 4,302.20

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Solution

The fourth proportional to 5,533.40, 8,308.20 and 4,302.20 is: 6,459.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,533.40 : 8,308.20 = 4,302.20 : x
  2. Step 2: Convert to fraction form
    5,533.40/8,308.20 = 4,302.20/x
  3. Step 3: Cross multiply
    5,533.40x = 8,308.20 × 4,302.20
  4. Step 4: Simplify right side
    5,533.40x = 35,743,538.04
  5. Step 5: Solve for x
    x = 35,743,538.04/5,533.40
  6. Step 6: Final answer
    x = 6,459.60

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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.