Home / 7,901.19-11,851.65-2,903.94

Finding the Fourth Proportional to 7,901.19, 11,851.65 and 2,903.94

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Solution

The fourth proportional to 7,901.19, 11,851.65 and 2,903.94 is: 4,355.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,901.19 : 11,851.65 = 2,903.94 : x
  2. Step 2: Convert to fraction form
    7,901.19/11,851.65 = 2,903.94/x
  3. Step 3: Cross multiply
    7,901.19x = 11,851.65 × 2,903.94
  4. Step 4: Simplify right side
    7,901.19x = 34,416,480.50
  5. Step 5: Solve for x
    x = 34,416,480.50/7,901.19
  6. Step 6: Final answer
    x = 4,355.86

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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.