Home / 3,532.22-4,870.50-2,254.40

Finding the Fourth Proportional to 3,532.22, 4,870.50 and 2,254.40

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Solution

The fourth proportional to 3,532.22, 4,870.50 and 2,254.40 is: 3,108.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532.22 : 4,870.50 = 2,254.40 : x
  2. Step 2: Convert to fraction form
    3,532.22/4,870.50 = 2,254.40/x
  3. Step 3: Cross multiply
    3,532.22x = 4,870.50 × 2,254.40
  4. Step 4: Simplify right side
    3,532.22x = 10,980,055.20
  5. Step 5: Solve for x
    x = 10,980,055.20/3,532.22
  6. Step 6: Final answer
    x = 3,108.54

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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.