Home / 4,676.72-7,014.15-1,389.06

Finding the Fourth Proportional to 4,676.72, 7,014.15 and 1,389.06

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Solution

The fourth proportional to 4,676.72, 7,014.15 and 1,389.06 is: 2,083.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,676.72 : 7,014.15 = 1,389.06 : x
  2. Step 2: Convert to fraction form
    4,676.72/7,014.15 = 1,389.06/x
  3. Step 3: Cross multiply
    4,676.72x = 7,014.15 × 1,389.06
  4. Step 4: Simplify right side
    4,676.72x = 9,743,075.20
  5. Step 5: Solve for x
    x = 9,743,075.20/4,676.72
  6. Step 6: Final answer
    x = 2,083.32

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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.