Home / 9,826.44-14,728.56-4,271.40

Finding the Fourth Proportional to 9,826.44, 14,728.56 and 4,271.40

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Solution

The fourth proportional to 9,826.44, 14,728.56 and 4,271.40 is: 6,402.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,826.44 : 14,728.56 = 4,271.40 : x
  2. Step 2: Convert to fraction form
    9,826.44/14,728.56 = 4,271.40/x
  3. Step 3: Cross multiply
    9,826.44x = 14,728.56 × 4,271.40
  4. Step 4: Simplify right side
    9,826.44x = 62,911,571.18
  5. Step 5: Solve for x
    x = 62,911,571.18/9,826.44
  6. Step 6: Final answer
    x = 6,402.28

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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.