Home / 9,153.37-13,730.18-2,913.36

Finding the Fourth Proportional to 9,153.37, 13,730.18 and 2,913.36

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Solution

The fourth proportional to 9,153.37, 13,730.18 and 2,913.36 is: 4,370.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,153.37 : 13,730.18 = 2,913.36 : x
  2. Step 2: Convert to fraction form
    9,153.37/13,730.18 = 2,913.36/x
  3. Step 3: Cross multiply
    9,153.37x = 13,730.18 × 2,913.36
  4. Step 4: Simplify right side
    9,153.37x = 40,000,959.80
  5. Step 5: Solve for x
    x = 40,000,959.80/9,153.37
  6. Step 6: Final answer
    x = 4,370.08

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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.