Home / 7,276.40-10,909.76-2,594.08

Finding the Fourth Proportional to 7,276.40, 10,909.76 and 2,594.08

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Solution

The fourth proportional to 7,276.40, 10,909.76 and 2,594.08 is: 3,889.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276.40 : 10,909.76 = 2,594.08 : x
  2. Step 2: Convert to fraction form
    7,276.40/10,909.76 = 2,594.08/x
  3. Step 3: Cross multiply
    7,276.40x = 10,909.76 × 2,594.08
  4. Step 4: Simplify right side
    7,276.40x = 28,300,790.22
  5. Step 5: Solve for x
    x = 28,300,790.22/7,276.40
  6. Step 6: Final answer
    x = 3,889.39

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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.