Home / 9,365.23-12,923.81-5,116.17

Finding the Fourth Proportional to 9,365.23, 12,923.81 and 5,116.17

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Solution

The fourth proportional to 9,365.23, 12,923.81 and 5,116.17 is: 7,060.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,365.23 : 12,923.81 = 5,116.17 : x
  2. Step 2: Convert to fraction form
    9,365.23/12,923.81 = 5,116.17/x
  3. Step 3: Cross multiply
    9,365.23x = 12,923.81 × 5,116.17
  4. Step 4: Simplify right side
    9,365.23x = 66,120,409.01
  5. Step 5: Solve for x
    x = 66,120,409.01/9,365.23
  6. Step 6: Final answer
    x = 7,060.20

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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.