Home / 2,500.07-3,450.01-1,437.80

Finding the Fourth Proportional to 2,500.07, 3,450.01 and 1,437.80

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Solution

The fourth proportional to 2,500.07, 3,450.01 and 1,437.80 is: 1,984.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,500.07 : 3,450.01 = 1,437.80 : x
  2. Step 2: Convert to fraction form
    2,500.07/3,450.01 = 1,437.80/x
  3. Step 3: Cross multiply
    2,500.07x = 3,450.01 × 1,437.80
  4. Step 4: Simplify right side
    2,500.07x = 4,960,424.38
  5. Step 5: Solve for x
    x = 4,960,424.38/2,500.07
  6. Step 6: Final answer
    x = 1,984.11

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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.