Home / 6,247.10-9,370.65-1,630.10

Finding the Fourth Proportional to 6,247.10, 9,370.65 and 1,630.10

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Solution

The fourth proportional to 6,247.10, 9,370.65 and 1,630.10 is: 2,445.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.10 : 9,370.65 = 1,630.10 : x
  2. Step 2: Convert to fraction form
    6,247.10/9,370.65 = 1,630.10/x
  3. Step 3: Cross multiply
    6,247.10x = 9,370.65 × 1,630.10
  4. Step 4: Simplify right side
    6,247.10x = 15,275,088.41
  5. Step 5: Solve for x
    x = 15,275,088.41/6,247.10
  6. Step 6: Final answer
    x = 2,445.15

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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.