Home / 9,365.07-12,923.40-5,116.03

Finding the Fourth Proportional to 9,365.07, 12,923.40 and 5,116.03

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Solution

The fourth proportional to 9,365.07, 12,923.40 and 5,116.03 is: 7,059.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,365.07 : 12,923.40 = 5,116.03 : x
  2. Step 2: Convert to fraction form
    9,365.07/12,923.40 = 5,116.03/x
  3. Step 3: Cross multiply
    9,365.07x = 12,923.40 × 5,116.03
  4. Step 4: Simplify right side
    9,365.07x = 66,116,502.10
  5. Step 5: Solve for x
    x = 66,116,502.10/9,365.07
  6. Step 6: Final answer
    x = 7,059.90

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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.