Home / 8,924.55-12,307.38-5,338.93

Finding the Fourth Proportional to 8,924.55, 12,307.38 and 5,338.93

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Solution

The fourth proportional to 8,924.55, 12,307.38 and 5,338.93 is: 7,362.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,924.55 : 12,307.38 = 5,338.93 : x
  2. Step 2: Convert to fraction form
    8,924.55/12,307.38 = 5,338.93/x
  3. Step 3: Cross multiply
    8,924.55x = 12,307.38 × 5,338.93
  4. Step 4: Simplify right side
    8,924.55x = 65,708,212.59
  5. Step 5: Solve for x
    x = 65,708,212.59/8,924.55
  6. Step 6: Final answer
    x = 7,362.64

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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.