Home / 4,220.08-5,823.80-2,357.20

Finding the Fourth Proportional to 4,220.08, 5,823.80 and 2,357.20

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Solution

The fourth proportional to 4,220.08, 5,823.80 and 2,357.20 is: 3,252.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.08 : 5,823.80 = 2,357.20 : x
  2. Step 2: Convert to fraction form
    4,220.08/5,823.80 = 2,357.20/x
  3. Step 3: Cross multiply
    4,220.08x = 5,823.80 × 2,357.20
  4. Step 4: Simplify right side
    4,220.08x = 13,727,861.36
  5. Step 5: Solve for x
    x = 13,727,861.36/4,220.08
  6. Step 6: Final answer
    x = 3,252.99

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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.