Home / 6,985.43-10,479.44-2,305.77

Finding the Fourth Proportional to 6,985.43, 10,479.44 and 2,305.77

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Solution

The fourth proportional to 6,985.43, 10,479.44 and 2,305.77 is: 3,459.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,985.43 : 10,479.44 = 2,305.77 : x
  2. Step 2: Convert to fraction form
    6,985.43/10,479.44 = 2,305.77/x
  3. Step 3: Cross multiply
    6,985.43x = 10,479.44 × 2,305.77
  4. Step 4: Simplify right side
    6,985.43x = 24,163,144.84
  5. Step 5: Solve for x
    x = 24,163,144.84/6,985.43
  6. Step 6: Final answer
    x = 3,459.08

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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.