Home / 5,246.07-7,239.51-2,977.84

Finding the Fourth Proportional to 5,246.07, 7,239.51 and 2,977.84

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Solution

The fourth proportional to 5,246.07, 7,239.51 and 2,977.84 is: 4,109.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,246.07 : 7,239.51 = 2,977.84 : x
  2. Step 2: Convert to fraction form
    5,246.07/7,239.51 = 2,977.84/x
  3. Step 3: Cross multiply
    5,246.07x = 7,239.51 × 2,977.84
  4. Step 4: Simplify right side
    5,246.07x = 21,558,066.26
  5. Step 5: Solve for x
    x = 21,558,066.26/5,246.07
  6. Step 6: Final answer
    x = 4,109.37

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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.