Home / 9,153.48-13,730.07-2,913.39

Finding the Fourth Proportional to 9,153.48, 13,730.07 and 2,913.39

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Solution

The fourth proportional to 9,153.48, 13,730.07 and 2,913.39 is: 4,370.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,153.48 : 13,730.07 = 2,913.39 : x
  2. Step 2: Convert to fraction form
    9,153.48/13,730.07 = 2,913.39/x
  3. Step 3: Cross multiply
    9,153.48x = 13,730.07 × 2,913.39
  4. Step 4: Simplify right side
    9,153.48x = 40,001,048.64
  5. Step 5: Solve for x
    x = 40,001,048.64/9,153.48
  6. Step 6: Final answer
    x = 4,370.04

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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.