Home / 8,342.48-12,513.67-3,347.08

Finding the Fourth Proportional to 8,342.48, 12,513.67 and 3,347.08

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Solution

The fourth proportional to 8,342.48, 12,513.67 and 3,347.08 is: 5,020.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342.48 : 12,513.67 = 3,347.08 : x
  2. Step 2: Convert to fraction form
    8,342.48/12,513.67 = 3,347.08/x
  3. Step 3: Cross multiply
    8,342.48x = 12,513.67 × 3,347.08
  4. Step 4: Simplify right side
    8,342.48x = 41,884,254.58
  5. Step 5: Solve for x
    x = 41,884,254.58/8,342.48
  6. Step 6: Final answer
    x = 5,020.60

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1.5x scale

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.