Home / 1,750.59-2,415.83-1,087.47

Finding the Fourth Proportional to 1,750.59, 2,415.83 and 1,087.47

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Solution

The fourth proportional to 1,750.59, 2,415.83 and 1,087.47 is: 1,500.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750.59 : 2,415.83 = 1,087.47 : x
  2. Step 2: Convert to fraction form
    1,750.59/2,415.83 = 1,087.47/x
  3. Step 3: Cross multiply
    1,750.59x = 2,415.83 × 1,087.47
  4. Step 4: Simplify right side
    1,750.59x = 2,627,137.21
  5. Step 5: Solve for x
    x = 2,627,137.21/1,750.59
  6. Step 6: Final answer
    x = 1,500.72

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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.