Home / 5,038.08-7,556.27-1,340.36

Finding the Fourth Proportional to 5,038.08, 7,556.27 and 1,340.36

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Solution

The fourth proportional to 5,038.08, 7,556.27 and 1,340.36 is: 2,010.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.08 : 7,556.27 = 1,340.36 : x
  2. Step 2: Convert to fraction form
    5,038.08/7,556.27 = 1,340.36/x
  3. Step 3: Cross multiply
    5,038.08x = 7,556.27 × 1,340.36
  4. Step 4: Simplify right side
    5,038.08x = 10,128,077.57
  5. Step 5: Solve for x
    x = 10,128,077.57/5,038.08
  6. Step 6: Final answer
    x = 2,010.31

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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.