Home / 5,068.56-6,991.44-3,077.16

Finding the Fourth Proportional to 5,068.56, 6,991.44 and 3,077.16

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Solution

The fourth proportional to 5,068.56, 6,991.44 and 3,077.16 is: 4,244.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,068.56 : 6,991.44 = 3,077.16 : x
  2. Step 2: Convert to fraction form
    5,068.56/6,991.44 = 3,077.16/x
  3. Step 3: Cross multiply
    5,068.56x = 6,991.44 × 3,077.16
  4. Step 4: Simplify right side
    5,068.56x = 21,513,779.51
  5. Step 5: Solve for x
    x = 21,513,779.51/5,068.56
  6. Step 6: Final answer
    x = 4,244.55

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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.