Home / 8,857.29-13,289.58-4,907.93

Finding the Fourth Proportional to 8,857.29, 13,289.58 and 4,907.93

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Solution

The fourth proportional to 8,857.29, 13,289.58 and 4,907.93 is: 7,363.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857.29 : 13,289.58 = 4,907.93 : x
  2. Step 2: Convert to fraction form
    8,857.29/13,289.58 = 4,907.93/x
  3. Step 3: Cross multiply
    8,857.29x = 13,289.58 × 4,907.93
  4. Step 4: Simplify right side
    8,857.29x = 65,224,361.59
  5. Step 5: Solve for x
    x = 65,224,361.59/8,857.29
  6. Step 6: Final answer
    x = 7,363.92

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1.5x scale

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.