Home / 1,795.48-2,478.01-1,087.35

Finding the Fourth Proportional to 1,795.48, 2,478.01 and 1,087.35

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Solution

The fourth proportional to 1,795.48, 2,478.01 and 1,087.35 is: 1,500.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795.48 : 2,478.01 = 1,087.35 : x
  2. Step 2: Convert to fraction form
    1,795.48/2,478.01 = 1,087.35/x
  3. Step 3: Cross multiply
    1,795.48x = 2,478.01 × 1,087.35
  4. Step 4: Simplify right side
    1,795.48x = 2,694,464.17
  5. Step 5: Solve for x
    x = 2,694,464.17/1,795.48
  6. Step 6: Final answer
    x = 1,500.69

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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.