Home / 4,036.64-5,572.83-2,621.60

Finding the Fourth Proportional to 4,036.64, 5,572.83 and 2,621.60

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Solution

The fourth proportional to 4,036.64, 5,572.83 and 2,621.60 is: 3,619.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,036.64 : 5,572.83 = 2,621.60 : x
  2. Step 2: Convert to fraction form
    4,036.64/5,572.83 = 2,621.60/x
  3. Step 3: Cross multiply
    4,036.64x = 5,572.83 × 2,621.60
  4. Step 4: Simplify right side
    4,036.64x = 14,609,703.26
  5. Step 5: Solve for x
    x = 14,609,703.26/4,036.64
  6. Step 6: Final answer
    x = 3,619.28

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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.