Home / 9,184.60-12,674.64-5,206.48

Finding the Fourth Proportional to 9,184.60, 12,674.64 and 5,206.48

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Solution

The fourth proportional to 9,184.60, 12,674.64 and 5,206.48 is: 7,184.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,184.60 : 12,674.64 = 5,206.48 : x
  2. Step 2: Convert to fraction form
    9,184.60/12,674.64 = 5,206.48/x
  3. Step 3: Cross multiply
    9,184.60x = 12,674.64 × 5,206.48
  4. Step 4: Simplify right side
    9,184.60x = 65,990,259.67
  5. Step 5: Solve for x
    x = 65,990,259.67/9,184.60
  6. Step 6: Final answer
    x = 7,184.88

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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.