Home / 7,953.52-10,973.64-4,972.39

Finding the Fourth Proportional to 7,953.52, 10,973.64 and 4,972.39

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Solution

The fourth proportional to 7,953.52, 10,973.64 and 4,972.39 is: 6,860.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,953.52 : 10,973.64 = 4,972.39 : x
  2. Step 2: Convert to fraction form
    7,953.52/10,973.64 = 4,972.39/x
  3. Step 3: Cross multiply
    7,953.52x = 10,973.64 × 4,972.39
  4. Step 4: Simplify right side
    7,953.52x = 54,565,217.80
  5. Step 5: Solve for x
    x = 54,565,217.80/7,953.52
  6. Step 6: Final answer
    x = 6,860.51

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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.