Home / 4,455.16-6,685.02-2,975.39

Finding the Fourth Proportional to 4,455.16, 6,685.02 and 2,975.39

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Solution

The fourth proportional to 4,455.16, 6,685.02 and 2,975.39 is: 4,464.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455.16 : 6,685.02 = 2,975.39 : x
  2. Step 2: Convert to fraction form
    4,455.16/6,685.02 = 2,975.39/x
  3. Step 3: Cross multiply
    4,455.16x = 6,685.02 × 2,975.39
  4. Step 4: Simplify right side
    4,455.16x = 19,890,510.07
  5. Step 5: Solve for x
    x = 19,890,510.07/4,455.16
  6. Step 6: Final answer
    x = 4,464.60

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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.