Home / 7,512.36-11,214.80-6,528.48

Finding the Fourth Proportional to 7,512.36, 11,214.80 and 6,528.48

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Solution

The fourth proportional to 7,512.36, 11,214.80 and 6,528.48 is: 9,746.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.36 : 11,214.80 = 6,528.48 : x
  2. Step 2: Convert to fraction form
    7,512.36/11,214.80 = 6,528.48/x
  3. Step 3: Cross multiply
    7,512.36x = 11,214.80 × 6,528.48
  4. Step 4: Simplify right side
    7,512.36x = 73,215,564.86
  5. Step 5: Solve for x
    x = 73,215,564.86/7,512.36
  6. Step 6: Final answer
    x = 9,746.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.