Home / 4,499.65-6,215.56-4,080.47

Finding the Fourth Proportional to 4,499.65, 6,215.56 and 4,080.47

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Solution

The fourth proportional to 4,499.65, 6,215.56 and 4,080.47 is: 5,636.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,499.65 : 6,215.56 = 4,080.47 : x
  2. Step 2: Convert to fraction form
    4,499.65/6,215.56 = 4,080.47/x
  3. Step 3: Cross multiply
    4,499.65x = 6,215.56 × 4,080.47
  4. Step 4: Simplify right side
    4,499.65x = 25,362,406.11
  5. Step 5: Solve for x
    x = 25,362,406.11/4,499.65
  6. Step 6: Final answer
    x = 5,636.53

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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.