Home / 4,088.50-5,642.87-2,409.81

Finding the Fourth Proportional to 4,088.50, 5,642.87 and 2,409.81

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Solution

The fourth proportional to 4,088.50, 5,642.87 and 2,409.81 is: 3,325.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088.50 : 5,642.87 = 2,409.81 : x
  2. Step 2: Convert to fraction form
    4,088.50/5,642.87 = 2,409.81/x
  3. Step 3: Cross multiply
    4,088.50x = 5,642.87 × 2,409.81
  4. Step 4: Simplify right side
    4,088.50x = 13,598,204.29
  5. Step 5: Solve for x
    x = 13,598,204.29/4,088.50
  6. Step 6: Final answer
    x = 3,325.96

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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.