Home / 5,307.58-7,324.79-3,070.16

Finding the Fourth Proportional to 5,307.58, 7,324.79 and 3,070.16

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Solution

The fourth proportional to 5,307.58, 7,324.79 and 3,070.16 is: 4,237.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,307.58 : 7,324.79 = 3,070.16 : x
  2. Step 2: Convert to fraction form
    5,307.58/7,324.79 = 3,070.16/x
  3. Step 3: Cross multiply
    5,307.58x = 7,324.79 × 3,070.16
  4. Step 4: Simplify right side
    5,307.58x = 22,488,277.27
  5. Step 5: Solve for x
    x = 22,488,277.27/5,307.58
  6. Step 6: Final answer
    x = 4,237.01

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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.