Home / 4,039.26-5,570.48-2,621.48

Finding the Fourth Proportional to 4,039.26, 5,570.48 and 2,621.48

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Solution

The fourth proportional to 4,039.26, 5,570.48 and 2,621.48 is: 3,615.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039.26 : 5,570.48 = 2,621.48 : x
  2. Step 2: Convert to fraction form
    4,039.26/5,570.48 = 2,621.48/x
  3. Step 3: Cross multiply
    4,039.26x = 5,570.48 × 2,621.48
  4. Step 4: Simplify right side
    4,039.26x = 14,602,901.91
  5. Step 5: Solve for x
    x = 14,602,901.91/4,039.26
  6. Step 6: Final answer
    x = 3,615.24

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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.