Home / 9,365.40-12,918.84-6,007.02

Finding the Fourth Proportional to 9,365.40, 12,918.84 and 6,007.02

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Solution

The fourth proportional to 9,365.40, 12,918.84 and 6,007.02 is: 8,286.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,365.40 : 12,918.84 = 6,007.02 : x
  2. Step 2: Convert to fraction form
    9,365.40/12,918.84 = 6,007.02/x
  3. Step 3: Cross multiply
    9,365.40x = 12,918.84 × 6,007.02
  4. Step 4: Simplify right side
    9,365.40x = 77,603,730.26
  5. Step 5: Solve for x
    x = 77,603,730.26/9,365.40
  6. Step 6: Final answer
    x = 8,286.22

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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.