Home / 9,260.79-12,779.82-5,011.86

Finding the Fourth Proportional to 9,260.79, 12,779.82 and 5,011.86

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Solution

The fourth proportional to 9,260.79, 12,779.82 and 5,011.86 is: 6,916.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,260.79 : 12,779.82 = 5,011.86 : x
  2. Step 2: Convert to fraction form
    9,260.79/12,779.82 = 5,011.86/x
  3. Step 3: Cross multiply
    9,260.79x = 12,779.82 × 5,011.86
  4. Step 4: Simplify right side
    9,260.79x = 64,050,668.67
  5. Step 5: Solve for x
    x = 64,050,668.67/9,260.79
  6. Step 6: Final answer
    x = 6,916.33

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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.