Home / 1,848.16-2,550.90-1,186.58

Finding the Fourth Proportional to 1,848.16, 2,550.90 and 1,186.58

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Solution

The fourth proportional to 1,848.16, 2,550.90 and 1,186.58 is: 1,637.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848.16 : 2,550.90 = 1,186.58 : x
  2. Step 2: Convert to fraction form
    1,848.16/2,550.90 = 1,186.58/x
  3. Step 3: Cross multiply
    1,848.16x = 2,550.90 × 1,186.58
  4. Step 4: Simplify right side
    1,848.16x = 3,026,846.92
  5. Step 5: Solve for x
    x = 3,026,846.92/1,848.16
  6. Step 6: Final answer
    x = 1,637.76

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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.