Home / 7,655.09-11,482.63-2,108.49

Finding the Fourth Proportional to 7,655.09, 11,482.63 and 2,108.49

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Solution

The fourth proportional to 7,655.09, 11,482.63 and 2,108.49 is: 3,162.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,655.09 : 11,482.63 = 2,108.49 : x
  2. Step 2: Convert to fraction form
    7,655.09/11,482.63 = 2,108.49/x
  3. Step 3: Cross multiply
    7,655.09x = 11,482.63 × 2,108.49
  4. Step 4: Simplify right side
    7,655.09x = 24,210,962.20
  5. Step 5: Solve for x
    x = 24,210,962.20/7,655.09
  6. Step 6: Final answer
    x = 3,162.73

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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.