Home / 10,290.06-15,437.58-2,894.49

Finding the Fourth Proportional to 10,290.06, 15,437.58 and 2,894.49

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Solution

The fourth proportional to 10,290.06, 15,437.58 and 2,894.49 is: 4,342.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,290.06 : 15,437.58 = 2,894.49 : x
  2. Step 2: Convert to fraction form
    10,290.06/15,437.58 = 2,894.49/x
  3. Step 3: Cross multiply
    10,290.06x = 15,437.58 × 2,894.49
  4. Step 4: Simplify right side
    10,290.06x = 44,683,920.93
  5. Step 5: Solve for x
    x = 44,683,920.93/10,290.06
  6. Step 6: Final answer
    x = 4,342.44

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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.