Home / 1,656.68-2,285.01-1,066.93

Finding the Fourth Proportional to 1,656.68, 2,285.01 and 1,066.93

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Solution

The fourth proportional to 1,656.68, 2,285.01 and 1,066.93 is: 1,471.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656.68 : 2,285.01 = 1,066.93 : x
  2. Step 2: Convert to fraction form
    1,656.68/2,285.01 = 1,066.93/x
  3. Step 3: Cross multiply
    1,656.68x = 2,285.01 × 1,066.93
  4. Step 4: Simplify right side
    1,656.68x = 2,437,940.01
  5. Step 5: Solve for x
    x = 2,437,940.01/1,656.68
  6. Step 6: Final answer
    x = 1,471.59

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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.