Home / 8,904.93-12,288.69-4,926.36

Finding the Fourth Proportional to 8,904.93, 12,288.69 and 4,926.36

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Solution

The fourth proportional to 8,904.93, 12,288.69 and 4,926.36 is: 6,798.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,904.93 : 12,288.69 = 4,926.36 : x
  2. Step 2: Convert to fraction form
    8,904.93/12,288.69 = 4,926.36/x
  3. Step 3: Cross multiply
    8,904.93x = 12,288.69 × 4,926.36
  4. Step 4: Simplify right side
    8,904.93x = 60,538,510.87
  5. Step 5: Solve for x
    x = 60,538,510.87/8,904.93
  6. Step 6: Final answer
    x = 6,798.31

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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.