Home / 2,387.49-3,573.63-1,837.05

Finding the Fourth Proportional to 2,387.49, 3,573.63 and 1,837.05

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Solution

The fourth proportional to 2,387.49, 3,573.63 and 1,837.05 is: 2,749.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387.49 : 3,573.63 = 1,837.05 : x
  2. Step 2: Convert to fraction form
    2,387.49/3,573.63 = 1,837.05/x
  3. Step 3: Cross multiply
    2,387.49x = 3,573.63 × 1,837.05
  4. Step 4: Simplify right side
    2,387.49x = 6,564,936.99
  5. Step 5: Solve for x
    x = 6,564,936.99/2,387.49
  6. Step 6: Final answer
    x = 2,749.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.