Home / 1,546.77-2,135.40-1,068.87

Finding the Fourth Proportional to 1,546.77, 2,135.40 and 1,068.87

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Solution

The fourth proportional to 1,546.77, 2,135.40 and 1,068.87 is: 1,475.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546.77 : 2,135.40 = 1,068.87 : x
  2. Step 2: Convert to fraction form
    1,546.77/2,135.40 = 1,068.87/x
  3. Step 3: Cross multiply
    1,546.77x = 2,135.40 × 1,068.87
  4. Step 4: Simplify right side
    1,546.77x = 2,282,465.00
  5. Step 5: Solve for x
    x = 2,282,465.00/1,546.77
  6. Step 6: Final answer
    x = 1,475.63

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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.