Home / 5,277.63-7,916.48-1,579.51

Finding the Fourth Proportional to 5,277.63, 7,916.48 and 1,579.51

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Solution

The fourth proportional to 5,277.63, 7,916.48 and 1,579.51 is: 2,369.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,277.63 : 7,916.48 = 1,579.51 : x
  2. Step 2: Convert to fraction form
    5,277.63/7,916.48 = 1,579.51/x
  3. Step 3: Cross multiply
    5,277.63x = 7,916.48 × 1,579.51
  4. Step 4: Simplify right side
    5,277.63x = 12,504,159.32
  5. Step 5: Solve for x
    x = 12,504,159.32/5,277.63
  6. Step 6: Final answer
    x = 2,369.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.