Home / 4,230.48-5,840.10-2,816.52

Finding the Fourth Proportional to 4,230.48, 5,840.10 and 2,816.52

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Solution

The fourth proportional to 4,230.48, 5,840.10 and 2,816.52 is: 3,888.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.48 : 5,840.10 = 2,816.52 : x
  2. Step 2: Convert to fraction form
    4,230.48/5,840.10 = 2,816.52/x
  3. Step 3: Cross multiply
    4,230.48x = 5,840.10 × 2,816.52
  4. Step 4: Simplify right side
    4,230.48x = 16,448,758.45
  5. Step 5: Solve for x
    x = 16,448,758.45/4,230.48
  6. Step 6: Final answer
    x = 3,888.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.