Home / 4,430.51-6,643.73-1,655.15

Finding the Fourth Proportional to 4,430.51, 6,643.73 and 1,655.15

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Solution

The fourth proportional to 4,430.51, 6,643.73 and 1,655.15 is: 2,481.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430.51 : 6,643.73 = 1,655.15 : x
  2. Step 2: Convert to fraction form
    4,430.51/6,643.73 = 1,655.15/x
  3. Step 3: Cross multiply
    4,430.51x = 6,643.73 × 1,655.15
  4. Step 4: Simplify right side
    4,430.51x = 10,996,357.24
  5. Step 5: Solve for x
    x = 10,996,357.24/4,430.51
  6. Step 6: Final answer
    x = 2,481.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.