Home / 2,935.77-4,051.18-1,800.15

Finding the Fourth Proportional to 2,935.77, 4,051.18 and 1,800.15

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Solution

The fourth proportional to 2,935.77, 4,051.18 and 1,800.15 is: 2,484.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.77 : 4,051.18 = 1,800.15 : x
  2. Step 2: Convert to fraction form
    2,935.77/4,051.18 = 1,800.15/x
  3. Step 3: Cross multiply
    2,935.77x = 4,051.18 × 1,800.15
  4. Step 4: Simplify right side
    2,935.77x = 7,292,731.68
  5. Step 5: Solve for x
    x = 7,292,731.68/2,935.77
  6. Step 6: Final answer
    x = 2,484.10

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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.