Home / 8,649.04-12,973.58-2,409.07

Finding the Fourth Proportional to 8,649.04, 12,973.58 and 2,409.07

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Solution

The fourth proportional to 8,649.04, 12,973.58 and 2,409.07 is: 3,613.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,649.04 : 12,973.58 = 2,409.07 : x
  2. Step 2: Convert to fraction form
    8,649.04/12,973.58 = 2,409.07/x
  3. Step 3: Cross multiply
    8,649.04x = 12,973.58 × 2,409.07
  4. Step 4: Simplify right side
    8,649.04x = 31,254,282.76
  5. Step 5: Solve for x
    x = 31,254,282.76/8,649.04
  6. Step 6: Final answer
    x = 3,613.61

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Similar ratio
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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.