Home / 7,259.90-10,889.84-2,065.77

Finding the Fourth Proportional to 7,259.90, 10,889.84 and 2,065.77

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Solution

The fourth proportional to 7,259.90, 10,889.84 and 2,065.77 is: 3,098.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259.90 : 10,889.84 = 2,065.77 : x
  2. Step 2: Convert to fraction form
    7,259.90/10,889.84 = 2,065.77/x
  3. Step 3: Cross multiply
    7,259.90x = 10,889.84 × 2,065.77
  4. Step 4: Simplify right side
    7,259.90x = 22,495,909.94
  5. Step 5: Solve for x
    x = 22,495,909.94/7,259.90
  6. Step 6: Final answer
    x = 3,098.66

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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.