Home / 10,291.37-15,440.75-4,047.93

Finding the Fourth Proportional to 10,291.37, 15,440.75 and 4,047.93

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Solution

The fourth proportional to 10,291.37, 15,440.75 and 4,047.93 is: 6,073.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291.37 : 15,440.75 = 4,047.93 : x
  2. Step 2: Convert to fraction form
    10,291.37/15,440.75 = 4,047.93/x
  3. Step 3: Cross multiply
    10,291.37x = 15,440.75 × 4,047.93
  4. Step 4: Simplify right side
    10,291.37x = 62,503,075.15
  5. Step 5: Solve for x
    x = 62,503,075.15/10,291.37
  6. Step 6: Final answer
    x = 6,073.35

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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.