Home / 2,858.44-4,289.28-1,560.28

Finding the Fourth Proportional to 2,858.44, 4,289.28 and 1,560.28

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Solution

The fourth proportional to 2,858.44, 4,289.28 and 1,560.28 is: 2,341.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858.44 : 4,289.28 = 1,560.28 : x
  2. Step 2: Convert to fraction form
    2,858.44/4,289.28 = 1,560.28/x
  3. Step 3: Cross multiply
    2,858.44x = 4,289.28 × 1,560.28
  4. Step 4: Simplify right side
    2,858.44x = 6,692,477.80
  5. Step 5: Solve for x
    x = 6,692,477.80/2,858.44
  6. Step 6: Final answer
    x = 2,341.30

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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.