Home / 4,483.76-6,188.60-2,909.12

Finding the Fourth Proportional to 4,483.76, 6,188.60 and 2,909.12

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Solution

The fourth proportional to 4,483.76, 6,188.60 and 2,909.12 is: 4,015.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,483.76 : 6,188.60 = 2,909.12 : x
  2. Step 2: Convert to fraction form
    4,483.76/6,188.60 = 2,909.12/x
  3. Step 3: Cross multiply
    4,483.76x = 6,188.60 × 2,909.12
  4. Step 4: Simplify right side
    4,483.76x = 18,003,356.36
  5. Step 5: Solve for x
    x = 18,003,356.36/4,483.76
  6. Step 6: Final answer
    x = 4,015.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.