Home / 2,544.80-3,506.32-2,045.60

Finding the Fourth Proportional to 2,544.80, 3,506.32 and 2,045.60

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Solution

The fourth proportional to 2,544.80, 3,506.32 and 2,045.60 is: 2,818.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544.80 : 3,506.32 = 2,045.60 : x
  2. Step 2: Convert to fraction form
    2,544.80/3,506.32 = 2,045.60/x
  3. Step 3: Cross multiply
    2,544.80x = 3,506.32 × 2,045.60
  4. Step 4: Simplify right side
    2,544.80x = 7,172,528.19
  5. Step 5: Solve for x
    x = 7,172,528.19/2,544.80
  6. Step 6: Final answer
    x = 2,818.50

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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.