Home / 2,068.51-2,853.35-1,360.48

Finding the Fourth Proportional to 2,068.51, 2,853.35 and 1,360.48

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Solution

The fourth proportional to 2,068.51, 2,853.35 and 1,360.48 is: 1,876.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068.51 : 2,853.35 = 1,360.48 : x
  2. Step 2: Convert to fraction form
    2,068.51/2,853.35 = 1,360.48/x
  3. Step 3: Cross multiply
    2,068.51x = 2,853.35 × 1,360.48
  4. Step 4: Simplify right side
    2,068.51x = 3,881,918.81
  5. Step 5: Solve for x
    x = 3,881,918.81/2,068.51
  6. Step 6: Final answer
    x = 1,876.67

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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.