Home / 5,284.28-7,292.50-2,926.64

Finding the Fourth Proportional to 5,284.28, 7,292.50 and 2,926.64

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Solution

The fourth proportional to 5,284.28, 7,292.50 and 2,926.64 is: 4,038.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.28 : 7,292.50 = 2,926.64 : x
  2. Step 2: Convert to fraction form
    5,284.28/7,292.50 = 2,926.64/x
  3. Step 3: Cross multiply
    5,284.28x = 7,292.50 × 2,926.64
  4. Step 4: Simplify right side
    5,284.28x = 21,342,522.20
  5. Step 5: Solve for x
    x = 21,342,522.20/5,284.28
  6. Step 6: Final answer
    x = 4,038.87

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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.