Home / 5,630.28-8,445.63-1,935.06

Finding the Fourth Proportional to 5,630.28, 8,445.63 and 1,935.06

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Solution

The fourth proportional to 5,630.28, 8,445.63 and 1,935.06 is: 2,902.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,630.28 : 8,445.63 = 1,935.06 : x
  2. Step 2: Convert to fraction form
    5,630.28/8,445.63 = 1,935.06/x
  3. Step 3: Cross multiply
    5,630.28x = 8,445.63 × 1,935.06
  4. Step 4: Simplify right side
    5,630.28x = 16,342,800.79
  5. Step 5: Solve for x
    x = 16,342,800.79/5,630.28
  6. Step 6: Final answer
    x = 2,902.66

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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.