Home / 6,263.16-8,641.26-3,609

Finding the Fourth Proportional to 6,263.16, 8,641.26 and 3,609

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Solution

The fourth proportional to 6,263.16, 8,641.26 and 3,609 is: 4,979.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,263.16 : 8,641.26 = 3,609 : x
  2. Step 2: Convert to fraction form
    6,263.16/8,641.26 = 3,609/x
  3. Step 3: Cross multiply
    6,263.16x = 8,641.26 × 3,609
  4. Step 4: Simplify right side
    6,263.16x = 31,186,307.34
  5. Step 5: Solve for x
    x = 31,186,307.34/6,263.16
  6. Step 6: Final answer
    x = 4,979.32

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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.