Home / 2,416.32-3,624.84-1,117.92

Finding the Fourth Proportional to 2,416.32, 3,624.84 and 1,117.92

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Solution

The fourth proportional to 2,416.32, 3,624.84 and 1,117.92 is: 1,677.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,416.32 : 3,624.84 = 1,117.92 : x
  2. Step 2: Convert to fraction form
    2,416.32/3,624.84 = 1,117.92/x
  3. Step 3: Cross multiply
    2,416.32x = 3,624.84 × 1,117.92
  4. Step 4: Simplify right side
    2,416.32x = 4,052,281.13
  5. Step 5: Solve for x
    x = 4,052,281.13/2,416.32
  6. Step 6: Final answer
    x = 1,677.05

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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.