Home / 2,623.59-3,620.44-1,503.74

Finding the Fourth Proportional to 2,623.59, 3,620.44 and 1,503.74

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Solution

The fourth proportional to 2,623.59, 3,620.44 and 1,503.74 is: 2,075.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623.59 : 3,620.44 = 1,503.74 : x
  2. Step 2: Convert to fraction form
    2,623.59/3,620.44 = 1,503.74/x
  3. Step 3: Cross multiply
    2,623.59x = 3,620.44 × 1,503.74
  4. Step 4: Simplify right side
    2,623.59x = 5,444,200.45
  5. Step 5: Solve for x
    x = 5,444,200.45/2,623.59
  6. Step 6: Final answer
    x = 2,075.10

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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.