Home / 9,364.36-12,911.56-7,573.76

Finding the Fourth Proportional to 9,364.36, 12,911.56 and 7,573.76

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Solution

The fourth proportional to 9,364.36, 12,911.56 and 7,573.76 is: 10,442.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,364.36 : 12,911.56 = 7,573.76 : x
  2. Step 2: Convert to fraction form
    9,364.36/12,911.56 = 7,573.76/x
  3. Step 3: Cross multiply
    9,364.36x = 12,911.56 × 7,573.76
  4. Step 4: Simplify right side
    9,364.36x = 97,789,056.67
  5. Step 5: Solve for x
    x = 97,789,056.67/9,364.36
  6. Step 6: Final answer
    x = 10,442.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.