Home / 9,143.83-12,618.47-4,952.08

Finding the Fourth Proportional to 9,143.83, 12,618.47 and 4,952.08

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Solution

The fourth proportional to 9,143.83, 12,618.47 and 4,952.08 is: 6,833.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,143.83 : 12,618.47 = 4,952.08 : x
  2. Step 2: Convert to fraction form
    9,143.83/12,618.47 = 4,952.08/x
  3. Step 3: Cross multiply
    9,143.83x = 12,618.47 × 4,952.08
  4. Step 4: Simplify right side
    9,143.83x = 62,487,653.75
  5. Step 5: Solve for x
    x = 62,487,653.75/9,143.83
  6. Step 6: Final answer
    x = 6,833.86

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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.