Home / 4,000.19-5,525.21-2,826.50

Finding the Fourth Proportional to 4,000.19, 5,525.21 and 2,826.50

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Solution

The fourth proportional to 4,000.19, 5,525.21 and 2,826.50 is: 3,904.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.19 : 5,525.21 = 2,826.50 : x
  2. Step 2: Convert to fraction form
    4,000.19/5,525.21 = 2,826.50/x
  3. Step 3: Cross multiply
    4,000.19x = 5,525.21 × 2,826.50
  4. Step 4: Simplify right side
    4,000.19x = 15,616,985.51
  5. Step 5: Solve for x
    x = 15,616,985.51/4,000.19
  6. Step 6: Final answer
    x = 3,904.07

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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.