Home / 9,240.52-12,735.43-6,997.02

Finding the Fourth Proportional to 9,240.52, 12,735.43 and 6,997.02

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Solution

The fourth proportional to 9,240.52, 12,735.43 and 6,997.02 is: 9,643.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,240.52 : 12,735.43 = 6,997.02 : x
  2. Step 2: Convert to fraction form
    9,240.52/12,735.43 = 6,997.02/x
  3. Step 3: Cross multiply
    9,240.52x = 12,735.43 × 6,997.02
  4. Step 4: Simplify right side
    9,240.52x = 89,110,058.42
  5. Step 5: Solve for x
    x = 89,110,058.42/9,240.52
  6. Step 6: Final answer
    x = 9,643.40

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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.