Home / 4,088.63-5,642.91-2,409.50

Finding the Fourth Proportional to 4,088.63, 5,642.91 and 2,409.50

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Solution

The fourth proportional to 4,088.63, 5,642.91 and 2,409.50 is: 3,325.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088.63 : 5,642.91 = 2,409.50 : x
  2. Step 2: Convert to fraction form
    4,088.63/5,642.91 = 2,409.50/x
  3. Step 3: Cross multiply
    4,088.63x = 5,642.91 × 2,409.50
  4. Step 4: Simplify right side
    4,088.63x = 13,596,563.43
  5. Step 5: Solve for x
    x = 13,596,563.43/4,088.63
  6. Step 6: Final answer
    x = 3,325.46

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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.