Home / 4,904.55-7,358.18-1,984.91

Finding the Fourth Proportional to 4,904.55, 7,358.18 and 1,984.91

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Solution

The fourth proportional to 4,904.55, 7,358.18 and 1,984.91 is: 2,977.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904.55 : 7,358.18 = 1,984.91 : x
  2. Step 2: Convert to fraction form
    4,904.55/7,358.18 = 1,984.91/x
  3. Step 3: Cross multiply
    4,904.55x = 7,358.18 × 1,984.91
  4. Step 4: Simplify right side
    4,904.55x = 14,605,278.35
  5. Step 5: Solve for x
    x = 14,605,278.35/4,904.55
  6. Step 6: Final answer
    x = 2,977.90

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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.