Home / 3,038.12-4,555.56-1,573.64

Finding the Fourth Proportional to 3,038.12, 4,555.56 and 1,573.64

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Solution

The fourth proportional to 3,038.12, 4,555.56 and 1,573.64 is: 2,359.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.12 : 4,555.56 = 1,573.64 : x
  2. Step 2: Convert to fraction form
    3,038.12/4,555.56 = 1,573.64/x
  3. Step 3: Cross multiply
    3,038.12x = 4,555.56 × 1,573.64
  4. Step 4: Simplify right side
    3,038.12x = 7,168,811.44
  5. Step 5: Solve for x
    x = 7,168,811.44/3,038.12
  6. Step 6: Final answer
    x = 2,359.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.