Home / 3,120.03-4,677.93-1,476.75

Finding the Fourth Proportional to 3,120.03, 4,677.93 and 1,476.75

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Solution

The fourth proportional to 3,120.03, 4,677.93 and 1,476.75 is: 2,214.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120.03 : 4,677.93 = 1,476.75 : x
  2. Step 2: Convert to fraction form
    3,120.03/4,677.93 = 1,476.75/x
  3. Step 3: Cross multiply
    3,120.03x = 4,677.93 × 1,476.75
  4. Step 4: Simplify right side
    3,120.03x = 6,908,133.13
  5. Step 5: Solve for x
    x = 6,908,133.13/3,120.03
  6. Step 6: Final answer
    x = 2,214.12

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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.