Home / 5,307.47-7,324.29-2,950.07

Finding the Fourth Proportional to 5,307.47, 7,324.29 and 2,950.07

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Solution

The fourth proportional to 5,307.47, 7,324.29 and 2,950.07 is: 4,071.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,307.47 : 7,324.29 = 2,950.07 : x
  2. Step 2: Convert to fraction form
    5,307.47/7,324.29 = 2,950.07/x
  3. Step 3: Cross multiply
    5,307.47x = 7,324.29 × 2,950.07
  4. Step 4: Simplify right side
    5,307.47x = 21,607,168.20
  5. Step 5: Solve for x
    x = 21,607,168.20/5,307.47
  6. Step 6: Final answer
    x = 4,071.09

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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.