Home / 1,710.51-2,357.74-1,336.84

Finding the Fourth Proportional to 1,710.51, 2,357.74 and 1,336.84

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Solution

The fourth proportional to 1,710.51, 2,357.74 and 1,336.84 is: 1,842.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710.51 : 2,357.74 = 1,336.84 : x
  2. Step 2: Convert to fraction form
    1,710.51/2,357.74 = 1,336.84/x
  3. Step 3: Cross multiply
    1,710.51x = 2,357.74 × 1,336.84
  4. Step 4: Simplify right side
    1,710.51x = 3,151,921.14
  5. Step 5: Solve for x
    x = 3,151,921.14/1,710.51
  6. Step 6: Final answer
    x = 1,842.68

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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.