Home / 8,735.32-13,098.60-4,355.20

Finding the Fourth Proportional to 8,735.32, 13,098.60 and 4,355.20

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Solution

The fourth proportional to 8,735.32, 13,098.60 and 4,355.20 is: 6,530.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,735.32 : 13,098.60 = 4,355.20 : x
  2. Step 2: Convert to fraction form
    8,735.32/13,098.60 = 4,355.20/x
  3. Step 3: Cross multiply
    8,735.32x = 13,098.60 × 4,355.20
  4. Step 4: Simplify right side
    8,735.32x = 57,047,022.72
  5. Step 5: Solve for x
    x = 57,047,022.72/8,735.32
  6. Step 6: Final answer
    x = 6,530.62

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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.