Home / 10,001.44-15,002.93-2,980.91

Finding the Fourth Proportional to 10,001.44, 15,002.93 and 2,980.91

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Solution

The fourth proportional to 10,001.44, 15,002.93 and 2,980.91 is: 4,471.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001.44 : 15,002.93 = 2,980.91 : x
  2. Step 2: Convert to fraction form
    10,001.44/15,002.93 = 2,980.91/x
  3. Step 3: Cross multiply
    10,001.44x = 15,002.93 × 2,980.91
  4. Step 4: Simplify right side
    10,001.44x = 44,722,441.74
  5. Step 5: Solve for x
    x = 44,722,441.74/10,001.44
  6. Step 6: Final answer
    x = 4,471.60

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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.