Home / 5,210.02-7,816.32-1,512.52

Finding the Fourth Proportional to 5,210.02, 7,816.32 and 1,512.52

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Solution

The fourth proportional to 5,210.02, 7,816.32 and 1,512.52 is: 2,269.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,210.02 : 7,816.32 = 1,512.52 : x
  2. Step 2: Convert to fraction form
    5,210.02/7,816.32 = 1,512.52/x
  3. Step 3: Cross multiply
    5,210.02x = 7,816.32 × 1,512.52
  4. Step 4: Simplify right side
    5,210.02x = 11,822,340.33
  5. Step 5: Solve for x
    x = 11,822,340.33/5,210.02
  6. Step 6: Final answer
    x = 2,269.15

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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.