Home / 10,104.80-15,159.50-3,085.46

Finding the Fourth Proportional to 10,104.80, 15,159.50 and 3,085.46

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Solution

The fourth proportional to 10,104.80, 15,159.50 and 3,085.46 is: 4,628.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,104.80 : 15,159.50 = 3,085.46 : x
  2. Step 2: Convert to fraction form
    10,104.80/15,159.50 = 3,085.46/x
  3. Step 3: Cross multiply
    10,104.80x = 15,159.50 × 3,085.46
  4. Step 4: Simplify right side
    10,104.80x = 46,774,030.87
  5. Step 5: Solve for x
    x = 46,774,030.87/10,104.80
  6. Step 6: Final answer
    x = 4,628.89

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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.