Home / 9,228.80-12,735.60-5,036.96

Finding the Fourth Proportional to 9,228.80, 12,735.60 and 5,036.96

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Solution

The fourth proportional to 9,228.80, 12,735.60 and 5,036.96 is: 6,950.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,228.80 : 12,735.60 = 5,036.96 : x
  2. Step 2: Convert to fraction form
    9,228.80/12,735.60 = 5,036.96/x
  3. Step 3: Cross multiply
    9,228.80x = 12,735.60 × 5,036.96
  4. Step 4: Simplify right side
    9,228.80x = 64,148,707.78
  5. Step 5: Solve for x
    x = 64,148,707.78/9,228.80
  6. Step 6: Final answer
    x = 6,950.93

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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.