Home / 6,290.58-8,681.23-3,602.29

Finding the Fourth Proportional to 6,290.58, 8,681.23 and 3,602.29

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Solution

The fourth proportional to 6,290.58, 8,681.23 and 3,602.29 is: 4,971.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,290.58 : 8,681.23 = 3,602.29 : x
  2. Step 2: Convert to fraction form
    6,290.58/8,681.23 = 3,602.29/x
  3. Step 3: Cross multiply
    6,290.58x = 8,681.23 × 3,602.29
  4. Step 4: Simplify right side
    6,290.58x = 31,272,286.83
  5. Step 5: Solve for x
    x = 31,272,286.83/6,290.58
  6. Step 6: Final answer
    x = 4,971.29

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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.