Home / 2,984.77-4,118.67-1,725.63

Finding the Fourth Proportional to 2,984.77, 4,118.67 and 1,725.63

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Solution

The fourth proportional to 2,984.77, 4,118.67 and 1,725.63 is: 2,381.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.77 : 4,118.67 = 1,725.63 : x
  2. Step 2: Convert to fraction form
    2,984.77/4,118.67 = 1,725.63/x
  3. Step 3: Cross multiply
    2,984.77x = 4,118.67 × 1,725.63
  4. Step 4: Simplify right side
    2,984.77x = 7,107,300.51
  5. Step 5: Solve for x
    x = 7,107,300.51/2,984.77
  6. Step 6: Final answer
    x = 2,381.19

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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.