Home / 8,228.50-12,346.98-4,533.64

Finding the Fourth Proportional to 8,228.50, 12,346.98 and 4,533.64

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Solution

The fourth proportional to 8,228.50, 12,346.98 and 4,533.64 is: 6,802.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228.50 : 12,346.98 = 4,533.64 : x
  2. Step 2: Convert to fraction form
    8,228.50/12,346.98 = 4,533.64/x
  3. Step 3: Cross multiply
    8,228.50x = 12,346.98 × 4,533.64
  4. Step 4: Simplify right side
    8,228.50x = 55,976,762.41
  5. Step 5: Solve for x
    x = 55,976,762.41/8,228.50
  6. Step 6: Final answer
    x = 6,802.79

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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.