Home / 4,409.61-6,085.31-2,420.13

Finding the Fourth Proportional to 4,409.61, 6,085.31 and 2,420.13

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Solution

The fourth proportional to 4,409.61, 6,085.31 and 2,420.13 is: 3,339.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.61 : 6,085.31 = 2,420.13 : x
  2. Step 2: Convert to fraction form
    4,409.61/6,085.31 = 2,420.13/x
  3. Step 3: Cross multiply
    4,409.61x = 6,085.31 × 2,420.13
  4. Step 4: Simplify right side
    4,409.61x = 14,727,241.60
  5. Step 5: Solve for x
    x = 14,727,241.60/4,409.61
  6. Step 6: Final answer
    x = 3,339.80

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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.