Home / 4,677.21-7,015.06-1,903.77

Finding the Fourth Proportional to 4,677.21, 7,015.06 and 1,903.77

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Solution

The fourth proportional to 4,677.21, 7,015.06 and 1,903.77 is: 2,855.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.21 : 7,015.06 = 1,903.77 : x
  2. Step 2: Convert to fraction form
    4,677.21/7,015.06 = 1,903.77/x
  3. Step 3: Cross multiply
    4,677.21x = 7,015.06 × 1,903.77
  4. Step 4: Simplify right side
    4,677.21x = 13,355,052.45
  5. Step 5: Solve for x
    x = 13,355,052.45/4,677.21
  6. Step 6: Final answer
    x = 2,855.35

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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.