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Finding the Fourth Proportional to 5,245.66, 7,904.35 and 4,341.16

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Solution

The fourth proportional to 5,245.66, 7,904.35 and 4,341.16 is: 6,541.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,245.66 : 7,904.35 = 4,341.16 : x
  2. Step 2: Convert to fraction form
    5,245.66/7,904.35 = 4,341.16/x
  3. Step 3: Cross multiply
    5,245.66x = 7,904.35 × 4,341.16
  4. Step 4: Simplify right side
    5,245.66x = 34,314,048.05
  5. Step 5: Solve for x
    x = 34,314,048.05/5,245.66
  6. Step 6: Final answer
    x = 6,541.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.