Home / 2,560.03-3,532.80-1,440.93

Finding the Fourth Proportional to 2,560.03, 3,532.80 and 1,440.93

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Solution

The fourth proportional to 2,560.03, 3,532.80 and 1,440.93 is: 1,988.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560.03 : 3,532.80 = 1,440.93 : x
  2. Step 2: Convert to fraction form
    2,560.03/3,532.80 = 1,440.93/x
  3. Step 3: Cross multiply
    2,560.03x = 3,532.80 × 1,440.93
  4. Step 4: Simplify right side
    2,560.03x = 5,090,517.50
  5. Step 5: Solve for x
    x = 5,090,517.50/2,560.03
  6. Step 6: Final answer
    x = 1,988.46

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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.