Home / 3,615.90-4,988.03-2,437.35

Finding the Fourth Proportional to 3,615.90, 4,988.03 and 2,437.35

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Solution

The fourth proportional to 3,615.90, 4,988.03 and 2,437.35 is: 3,362.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.90 : 4,988.03 = 2,437.35 : x
  2. Step 2: Convert to fraction form
    3,615.90/4,988.03 = 2,437.35/x
  3. Step 3: Cross multiply
    3,615.90x = 4,988.03 × 2,437.35
  4. Step 4: Simplify right side
    3,615.90x = 12,157,562.73
  5. Step 5: Solve for x
    x = 12,157,562.73/3,615.90
  6. Step 6: Final answer
    x = 3,362.25

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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.