Home / 5,284.52-7,292.55-2,926.61

Finding the Fourth Proportional to 5,284.52, 7,292.55 and 2,926.61

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Solution

The fourth proportional to 5,284.52, 7,292.55 and 2,926.61 is: 4,038.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.52 : 7,292.55 = 2,926.61 : x
  2. Step 2: Convert to fraction form
    5,284.52/7,292.55 = 2,926.61/x
  3. Step 3: Cross multiply
    5,284.52x = 7,292.55 × 2,926.61
  4. Step 4: Simplify right side
    5,284.52x = 21,342,449.76
  5. Step 5: Solve for x
    x = 21,342,449.76/5,284.52
  6. Step 6: Final answer
    x = 4,038.67

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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.