Home / 5,193.36-7,790.08-4,159.91

Finding the Fourth Proportional to 5,193.36, 7,790.08 and 4,159.91

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Solution

The fourth proportional to 5,193.36, 7,790.08 and 4,159.91 is: 6,239.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.36 : 7,790.08 = 4,159.91 : x
  2. Step 2: Convert to fraction form
    5,193.36/7,790.08 = 4,159.91/x
  3. Step 3: Cross multiply
    5,193.36x = 7,790.08 × 4,159.91
  4. Step 4: Simplify right side
    5,193.36x = 32,406,043.81
  5. Step 5: Solve for x
    x = 32,406,043.81/5,193.36
  6. Step 6: Final answer
    x = 6,239.90

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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.