Home / 8,699.24-13,050.48-2,856.08

Finding the Fourth Proportional to 8,699.24, 13,050.48 and 2,856.08

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Solution

The fourth proportional to 8,699.24, 13,050.48 and 2,856.08 is: 4,284.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,699.24 : 13,050.48 = 2,856.08 : x
  2. Step 2: Convert to fraction form
    8,699.24/13,050.48 = 2,856.08/x
  3. Step 3: Cross multiply
    8,699.24x = 13,050.48 × 2,856.08
  4. Step 4: Simplify right side
    8,699.24x = 37,273,214.92
  5. Step 5: Solve for x
    x = 37,273,214.92/8,699.24
  6. Step 6: Final answer
    x = 4,284.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.