Home / 8,868.42-13,303.92-4,707.36

Finding the Fourth Proportional to 8,868.42, 13,303.92 and 4,707.36

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Solution

The fourth proportional to 8,868.42, 13,303.92 and 4,707.36 is: 7,061.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868.42 : 13,303.92 = 4,707.36 : x
  2. Step 2: Convert to fraction form
    8,868.42/13,303.92 = 4,707.36/x
  3. Step 3: Cross multiply
    8,868.42x = 13,303.92 × 4,707.36
  4. Step 4: Simplify right side
    8,868.42x = 62,626,340.85
  5. Step 5: Solve for x
    x = 62,626,340.85/8,868.42
  6. Step 6: Final answer
    x = 7,061.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.