Home / 8,931.86-12,326-4,952.96

Finding the Fourth Proportional to 8,931.86, 12,326 and 4,952.96

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Solution

The fourth proportional to 8,931.86, 12,326 and 4,952.96 is: 6,835.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931.86 : 12,326 = 4,952.96 : x
  2. Step 2: Convert to fraction form
    8,931.86/12,326 = 4,952.96/x
  3. Step 3: Cross multiply
    8,931.86x = 12,326 × 4,952.96
  4. Step 4: Simplify right side
    8,931.86x = 61,050,184.96
  5. Step 5: Solve for x
    x = 61,050,184.96/8,931.86
  6. Step 6: Final answer
    x = 6,835.10

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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.