Home / 5,210.30-7,813.10-3,235.86

Finding the Fourth Proportional to 5,210.30, 7,813.10 and 3,235.86

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Solution

The fourth proportional to 5,210.30, 7,813.10 and 3,235.86 is: 4,852.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,210.30 : 7,813.10 = 3,235.86 : x
  2. Step 2: Convert to fraction form
    5,210.30/7,813.10 = 3,235.86/x
  3. Step 3: Cross multiply
    5,210.30x = 7,813.10 × 3,235.86
  4. Step 4: Simplify right side
    5,210.30x = 25,282,097.77
  5. Step 5: Solve for x
    x = 25,282,097.77/5,210.30
  6. Step 6: Final answer
    x = 4,852.33

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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.