Home / 10,041.47-15,067.37-4,782.45

Finding the Fourth Proportional to 10,041.47, 15,067.37 and 4,782.45

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Solution

The fourth proportional to 10,041.47, 15,067.37 and 4,782.45 is: 7,176.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,041.47 : 15,067.37 = 4,782.45 : x
  2. Step 2: Convert to fraction form
    10,041.47/15,067.37 = 4,782.45/x
  3. Step 3: Cross multiply
    10,041.47x = 15,067.37 × 4,782.45
  4. Step 4: Simplify right side
    10,041.47x = 72,058,868.32
  5. Step 5: Solve for x
    x = 72,058,868.32/10,041.47
  6. Step 6: Final answer
    x = 7,176.13

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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.