Home / 2,528.02-3,485.46-1,740.70

Finding the Fourth Proportional to 2,528.02, 3,485.46 and 1,740.70

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Solution

The fourth proportional to 2,528.02, 3,485.46 and 1,740.70 is: 2,399.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528.02 : 3,485.46 = 1,740.70 : x
  2. Step 2: Convert to fraction form
    2,528.02/3,485.46 = 1,740.70/x
  3. Step 3: Cross multiply
    2,528.02x = 3,485.46 × 1,740.70
  4. Step 4: Simplify right side
    2,528.02x = 6,067,140.22
  5. Step 5: Solve for x
    x = 6,067,140.22/2,528.02
  6. Step 6: Final answer
    x = 2,399.96

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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.