Home / 1,716.08-2,368.28-1,126.96

Finding the Fourth Proportional to 1,716.08, 2,368.28 and 1,126.96

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Solution

The fourth proportional to 1,716.08, 2,368.28 and 1,126.96 is: 1,555.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.08 : 2,368.28 = 1,126.96 : x
  2. Step 2: Convert to fraction form
    1,716.08/2,368.28 = 1,126.96/x
  3. Step 3: Cross multiply
    1,716.08x = 2,368.28 × 1,126.96
  4. Step 4: Simplify right side
    1,716.08x = 2,668,956.83
  5. Step 5: Solve for x
    x = 2,668,956.83/1,716.08
  6. Step 6: Final answer
    x = 1,555.26

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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.