Home / 8,935.31-12,329.62-4,955.88

Finding the Fourth Proportional to 8,935.31, 12,329.62 and 4,955.88

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Solution

The fourth proportional to 8,935.31, 12,329.62 and 4,955.88 is: 6,838.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.31 : 12,329.62 = 4,955.88 : x
  2. Step 2: Convert to fraction form
    8,935.31/12,329.62 = 4,955.88/x
  3. Step 3: Cross multiply
    8,935.31x = 12,329.62 × 4,955.88
  4. Step 4: Simplify right side
    8,935.31x = 61,104,151.01
  5. Step 5: Solve for x
    x = 61,104,151.01/8,935.31
  6. Step 6: Final answer
    x = 6,838.50

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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.