Home / 5,386.47-8,076.84-2,096.25

Finding the Fourth Proportional to 5,386.47, 8,076.84 and 2,096.25

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Solution

The fourth proportional to 5,386.47, 8,076.84 and 2,096.25 is: 3,143.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386.47 : 8,076.84 = 2,096.25 : x
  2. Step 2: Convert to fraction form
    5,386.47/8,076.84 = 2,096.25/x
  3. Step 3: Cross multiply
    5,386.47x = 8,076.84 × 2,096.25
  4. Step 4: Simplify right side
    5,386.47x = 16,931,075.85
  5. Step 5: Solve for x
    x = 16,931,075.85/5,386.47
  6. Step 6: Final answer
    x = 3,143.26

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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.