Home / 2,555.73-3,525.60-1,715.34

Finding the Fourth Proportional to 2,555.73, 3,525.60 and 1,715.34

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Solution

The fourth proportional to 2,555.73, 3,525.60 and 1,715.34 is: 2,366.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.73 : 3,525.60 = 1,715.34 : x
  2. Step 2: Convert to fraction form
    2,555.73/3,525.60 = 1,715.34/x
  3. Step 3: Cross multiply
    2,555.73x = 3,525.60 × 1,715.34
  4. Step 4: Simplify right side
    2,555.73x = 6,047,602.70
  5. Step 5: Solve for x
    x = 6,047,602.70/2,555.73
  6. Step 6: Final answer
    x = 2,366.29

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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.