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Finding the Fourth Proportional to 6,224.66, 8,590.04 and 3,430.16

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Solution

The fourth proportional to 6,224.66, 8,590.04 and 3,430.16 is: 4,733.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,224.66 : 8,590.04 = 3,430.16 : x
  2. Step 2: Convert to fraction form
    6,224.66/8,590.04 = 3,430.16/x
  3. Step 3: Cross multiply
    6,224.66x = 8,590.04 × 3,430.16
  4. Step 4: Simplify right side
    6,224.66x = 29,465,211.61
  5. Step 5: Solve for x
    x = 29,465,211.61/6,224.66
  6. Step 6: Final answer
    x = 4,733.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.