Home / 1,716.40-2,574.78-1,066.60

Finding the Fourth Proportional to 1,716.40, 2,574.78 and 1,066.60

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Solution

The fourth proportional to 1,716.40, 2,574.78 and 1,066.60 is: 1,600.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.40 : 2,574.78 = 1,066.60 : x
  2. Step 2: Convert to fraction form
    1,716.40/2,574.78 = 1,066.60/x
  3. Step 3: Cross multiply
    1,716.40x = 2,574.78 × 1,066.60
  4. Step 4: Simplify right side
    1,716.40x = 2,746,260.35
  5. Step 5: Solve for x
    x = 2,746,260.35/1,716.40
  6. Step 6: Final answer
    x = 1,600.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.