Home / 4,655.48-6,983.29-1,145.49

Finding the Fourth Proportional to 4,655.48, 6,983.29 and 1,145.49

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Solution

The fourth proportional to 4,655.48, 6,983.29 and 1,145.49 is: 1,718.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,655.48 : 6,983.29 = 1,145.49 : x
  2. Step 2: Convert to fraction form
    4,655.48/6,983.29 = 1,145.49/x
  3. Step 3: Cross multiply
    4,655.48x = 6,983.29 × 1,145.49
  4. Step 4: Simplify right side
    4,655.48x = 7,999,300.17
  5. Step 5: Solve for x
    x = 7,999,300.17/4,655.48
  6. Step 6: Final answer
    x = 1,718.26

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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.