Home / 4,976.12-7,465.34-1,856.14

Finding the Fourth Proportional to 4,976.12, 7,465.34 and 1,856.14

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Solution

The fourth proportional to 4,976.12, 7,465.34 and 1,856.14 is: 2,784.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976.12 : 7,465.34 = 1,856.14 : x
  2. Step 2: Convert to fraction form
    4,976.12/7,465.34 = 1,856.14/x
  3. Step 3: Cross multiply
    4,976.12x = 7,465.34 × 1,856.14
  4. Step 4: Simplify right side
    4,976.12x = 13,856,716.19
  5. Step 5: Solve for x
    x = 13,856,716.19/4,976.12
  6. Step 6: Final answer
    x = 2,784.64

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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.