Home / 4,210.08-5,813-2,718.88

Finding the Fourth Proportional to 4,210.08, 5,813 and 2,718.88

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Solution

The fourth proportional to 4,210.08, 5,813 and 2,718.88 is: 3,754.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210.08 : 5,813 = 2,718.88 : x
  2. Step 2: Convert to fraction form
    4,210.08/5,813 = 2,718.88/x
  3. Step 3: Cross multiply
    4,210.08x = 5,813 × 2,718.88
  4. Step 4: Simplify right side
    4,210.08x = 15,804,849.44
  5. Step 5: Solve for x
    x = 15,804,849.44/4,210.08
  6. Step 6: Final answer
    x = 3,754.05

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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.