Home / 9,210.05-13,819.20-4,826.51

Finding the Fourth Proportional to 9,210.05, 13,819.20 and 4,826.51

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Solution

The fourth proportional to 9,210.05, 13,819.20 and 4,826.51 is: 7,241.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,210.05 : 13,819.20 = 4,826.51 : x
  2. Step 2: Convert to fraction form
    9,210.05/13,819.20 = 4,826.51/x
  3. Step 3: Cross multiply
    9,210.05x = 13,819.20 × 4,826.51
  4. Step 4: Simplify right side
    9,210.05x = 66,698,437.90
  5. Step 5: Solve for x
    x = 66,698,437.90/9,210.05
  6. Step 6: Final answer
    x = 7,241.92

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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.