Home / 9,117.71-12,582.44-4,925.96

Finding the Fourth Proportional to 9,117.71, 12,582.44 and 4,925.96

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Solution

The fourth proportional to 9,117.71, 12,582.44 and 4,925.96 is: 6,797.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,117.71 : 12,582.44 = 4,925.96 : x
  2. Step 2: Convert to fraction form
    9,117.71/12,582.44 = 4,925.96/x
  3. Step 3: Cross multiply
    9,117.71x = 12,582.44 × 4,925.96
  4. Step 4: Simplify right side
    9,117.71x = 61,980,596.14
  5. Step 5: Solve for x
    x = 61,980,596.14/9,117.71
  6. Step 6: Final answer
    x = 6,797.82

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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.