Home / 4,677.32-7,015.77-1,903.88

Finding the Fourth Proportional to 4,677.32, 7,015.77 and 1,903.88

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Solution

The fourth proportional to 4,677.32, 7,015.77 and 1,903.88 is: 2,855.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.32 : 7,015.77 = 1,903.88 : x
  2. Step 2: Convert to fraction form
    4,677.32/7,015.77 = 1,903.88/x
  3. Step 3: Cross multiply
    4,677.32x = 7,015.77 × 1,903.88
  4. Step 4: Simplify right side
    4,677.32x = 13,357,149.11
  5. Step 5: Solve for x
    x = 13,357,149.11/4,677.32
  6. Step 6: Final answer
    x = 2,855.73

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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.