Home / 6,434.68-8,880.04-3,602.02

Finding the Fourth Proportional to 6,434.68, 8,880.04 and 3,602.02

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Solution

The fourth proportional to 6,434.68, 8,880.04 and 3,602.02 is: 4,970.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,434.68 : 8,880.04 = 3,602.02 : x
  2. Step 2: Convert to fraction form
    6,434.68/8,880.04 = 3,602.02/x
  3. Step 3: Cross multiply
    6,434.68x = 8,880.04 × 3,602.02
  4. Step 4: Simplify right side
    6,434.68x = 31,986,081.68
  5. Step 5: Solve for x
    x = 31,986,081.68/6,434.68
  6. Step 6: Final answer
    x = 4,970.89

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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.