Home / 5,381.34-8,075.13-2,261.10

Finding the Fourth Proportional to 5,381.34, 8,075.13 and 2,261.10

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Solution

The fourth proportional to 5,381.34, 8,075.13 and 2,261.10 is: 3,392.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381.34 : 8,075.13 = 2,261.10 : x
  2. Step 2: Convert to fraction form
    5,381.34/8,075.13 = 2,261.10/x
  3. Step 3: Cross multiply
    5,381.34x = 8,075.13 × 2,261.10
  4. Step 4: Simplify right side
    5,381.34x = 18,258,676.44
  5. Step 5: Solve for x
    x = 18,258,676.44/5,381.34
  6. Step 6: Final answer
    x = 3,392.96

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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.