Home / 12,859.28-19,283.88-4,537.52

Finding the Fourth Proportional to 12,859.28, 19,283.88 and 4,537.52

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Solution

The fourth proportional to 12,859.28, 19,283.88 and 4,537.52 is: 6,804.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,859.28 : 19,283.88 = 4,537.52 : x
  2. Step 2: Convert to fraction form
    12,859.28/19,283.88 = 4,537.52/x
  3. Step 3: Cross multiply
    12,859.28x = 19,283.88 × 4,537.52
  4. Step 4: Simplify right side
    12,859.28x = 87,500,991.18
  5. Step 5: Solve for x
    x = 87,500,991.18/12,859.28
  6. Step 6: Final answer
    x = 6,804.50

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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.