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Finding the Fourth Proportional to 7,303.92, 10,058.16 and 6,346.38

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Solution

The fourth proportional to 7,303.92, 10,058.16 and 6,346.38 is: 8,739.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,303.92 : 10,058.16 = 6,346.38 : x
  2. Step 2: Convert to fraction form
    7,303.92/10,058.16 = 6,346.38/x
  3. Step 3: Cross multiply
    7,303.92x = 10,058.16 × 6,346.38
  4. Step 4: Simplify right side
    7,303.92x = 63,832,905.46
  5. Step 5: Solve for x
    x = 63,832,905.46/7,303.92
  6. Step 6: Final answer
    x = 8,739.54

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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.