Home / 5,071.36-6,947.65-4,881.84

Finding the Fourth Proportional to 5,071.36, 6,947.65 and 4,881.84

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Solution

The fourth proportional to 5,071.36, 6,947.65 and 4,881.84 is: 6,688.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.36 : 6,947.65 = 4,881.84 : x
  2. Step 2: Convert to fraction form
    5,071.36/6,947.65 = 4,881.84/x
  3. Step 3: Cross multiply
    5,071.36x = 6,947.65 × 4,881.84
  4. Step 4: Simplify right side
    5,071.36x = 33,917,303.47
  5. Step 5: Solve for x
    x = 33,917,303.47/5,071.36
  6. Step 6: Final answer
    x = 6,688.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.