Home / 3,532.32-4,870.80-2,205.54

Finding the Fourth Proportional to 3,532.32, 4,870.80 and 2,205.54

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Solution

The fourth proportional to 3,532.32, 4,870.80 and 2,205.54 is: 3,041.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532.32 : 4,870.80 = 2,205.54 : x
  2. Step 2: Convert to fraction form
    3,532.32/4,870.80 = 2,205.54/x
  3. Step 3: Cross multiply
    3,532.32x = 4,870.80 × 2,205.54
  4. Step 4: Simplify right side
    3,532.32x = 10,742,744.23
  5. Step 5: Solve for x
    x = 10,742,744.23/3,532.32
  6. Step 6: Final answer
    x = 3,041.27

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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.