Home / 5,576.45-8,364.47-1,680.75

Finding the Fourth Proportional to 5,576.45, 8,364.47 and 1,680.75

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Solution

The fourth proportional to 5,576.45, 8,364.47 and 1,680.75 is: 2,521.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.45 : 8,364.47 = 1,680.75 : x
  2. Step 2: Convert to fraction form
    5,576.45/8,364.47 = 1,680.75/x
  3. Step 3: Cross multiply
    5,576.45x = 8,364.47 × 1,680.75
  4. Step 4: Simplify right side
    5,576.45x = 14,058,574.55
  5. Step 5: Solve for x
    x = 14,058,574.55/5,576.45
  6. Step 6: Final answer
    x = 2,521.06

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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.