Home / 9,430.30-13,008.42-6,020.86

Finding the Fourth Proportional to 9,430.30, 13,008.42 and 6,020.86

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Solution

The fourth proportional to 9,430.30, 13,008.42 and 6,020.86 is: 8,305.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430.30 : 13,008.42 = 6,020.86 : x
  2. Step 2: Convert to fraction form
    9,430.30/13,008.42 = 6,020.86/x
  3. Step 3: Cross multiply
    9,430.30x = 13,008.42 × 6,020.86
  4. Step 4: Simplify right side
    9,430.30x = 78,321,875.64
  5. Step 5: Solve for x
    x = 78,321,875.64/9,430.30
  6. Step 6: Final answer
    x = 8,305.34

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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.