Home / 5,199.31-7,798.98-1,303.69

Finding the Fourth Proportional to 5,199.31, 7,798.98 and 1,303.69

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Solution

The fourth proportional to 5,199.31, 7,798.98 and 1,303.69 is: 1,955.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199.31 : 7,798.98 = 1,303.69 : x
  2. Step 2: Convert to fraction form
    5,199.31/7,798.98 = 1,303.69/x
  3. Step 3: Cross multiply
    5,199.31x = 7,798.98 × 1,303.69
  4. Step 4: Simplify right side
    5,199.31x = 10,167,452.24
  5. Step 5: Solve for x
    x = 10,167,452.24/5,199.31
  6. Step 6: Final answer
    x = 1,955.54

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Similar ratio
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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.