Home / 3,441.77-4,749.63-1,869.86

Finding the Fourth Proportional to 3,441.77, 4,749.63 and 1,869.86

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Solution

The fourth proportional to 3,441.77, 4,749.63 and 1,869.86 is: 2,580.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.77 : 4,749.63 = 1,869.86 : x
  2. Step 2: Convert to fraction form
    3,441.77/4,749.63 = 1,869.86/x
  3. Step 3: Cross multiply
    3,441.77x = 4,749.63 × 1,869.86
  4. Step 4: Simplify right side
    3,441.77x = 8,881,143.15
  5. Step 5: Solve for x
    x = 8,881,143.15/3,441.77
  6. Step 6: Final answer
    x = 2,580.40

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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.