Home / 6,247.36-9,370.32-1,630.72

Finding the Fourth Proportional to 6,247.36, 9,370.32 and 1,630.72

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Solution

The fourth proportional to 6,247.36, 9,370.32 and 1,630.72 is: 2,445.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.36 : 9,370.32 = 1,630.72 : x
  2. Step 2: Convert to fraction form
    6,247.36/9,370.32 = 1,630.72/x
  3. Step 3: Cross multiply
    6,247.36x = 9,370.32 × 1,630.72
  4. Step 4: Simplify right side
    6,247.36x = 15,280,368.23
  5. Step 5: Solve for x
    x = 15,280,368.23/6,247.36
  6. Step 6: Final answer
    x = 2,445.89

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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.