Home / 9,430.67-13,015.46-5,655.92

Finding the Fourth Proportional to 9,430.67, 13,015.46 and 5,655.92

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Solution

The fourth proportional to 9,430.67, 13,015.46 and 5,655.92 is: 7,805.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430.67 : 13,015.46 = 5,655.92 : x
  2. Step 2: Convert to fraction form
    9,430.67/13,015.46 = 5,655.92/x
  3. Step 3: Cross multiply
    9,430.67x = 13,015.46 × 5,655.92
  4. Step 4: Simplify right side
    9,430.67x = 73,614,317.77
  5. Step 5: Solve for x
    x = 73,614,317.77/9,430.67
  6. Step 6: Final answer
    x = 7,805.84

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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.