Home / 5,298.30-7,307.48-3,704.42

Finding the Fourth Proportional to 5,298.30, 7,307.48 and 3,704.42

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Solution

The fourth proportional to 5,298.30, 7,307.48 and 3,704.42 is: 5,109.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298.30 : 7,307.48 = 3,704.42 : x
  2. Step 2: Convert to fraction form
    5,298.30/7,307.48 = 3,704.42/x
  3. Step 3: Cross multiply
    5,298.30x = 7,307.48 × 3,704.42
  4. Step 4: Simplify right side
    5,298.30x = 27,069,975.06
  5. Step 5: Solve for x
    x = 27,069,975.06/5,298.30
  6. Step 6: Final answer
    x = 5,109.18

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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.