Home / 4,677.08-7,014.39-1,389.29

Finding the Fourth Proportional to 4,677.08, 7,014.39 and 1,389.29

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Solution

The fourth proportional to 4,677.08, 7,014.39 and 1,389.29 is: 2,083.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.08 : 7,014.39 = 1,389.29 : x
  2. Step 2: Convert to fraction form
    4,677.08/7,014.39 = 1,389.29/x
  3. Step 3: Cross multiply
    4,677.08x = 7,014.39 × 1,389.29
  4. Step 4: Simplify right side
    4,677.08x = 9,745,021.88
  5. Step 5: Solve for x
    x = 9,745,021.88/4,677.08
  6. Step 6: Final answer
    x = 2,083.57

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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.