Home / 4,904.22-7,357.65-1,981.86

Finding the Fourth Proportional to 4,904.22, 7,357.65 and 1,981.86

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Solution

The fourth proportional to 4,904.22, 7,357.65 and 1,981.86 is: 2,973.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904.22 : 7,357.65 = 1,981.86 : x
  2. Step 2: Convert to fraction form
    4,904.22/7,357.65 = 1,981.86/x
  3. Step 3: Cross multiply
    4,904.22x = 7,357.65 × 1,981.86
  4. Step 4: Simplify right side
    4,904.22x = 14,581,832.23
  5. Step 5: Solve for x
    x = 14,581,832.23/4,904.22
  6. Step 6: Final answer
    x = 2,973.32

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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.