Home / 5,307.15-7,955.18-2,963.72

Finding the Fourth Proportional to 5,307.15, 7,955.18 and 2,963.72

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Solution

The fourth proportional to 5,307.15, 7,955.18 and 2,963.72 is: 4,442.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,307.15 : 7,955.18 = 2,963.72 : x
  2. Step 2: Convert to fraction form
    5,307.15/7,955.18 = 2,963.72/x
  3. Step 3: Cross multiply
    5,307.15x = 7,955.18 × 2,963.72
  4. Step 4: Simplify right side
    5,307.15x = 23,576,926.07
  5. Step 5: Solve for x
    x = 23,576,926.07/5,307.15
  6. Step 6: Final answer
    x = 4,442.48

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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.