Home / 7,837.28-11,746.56-5,973.92

Finding the Fourth Proportional to 7,837.28, 11,746.56 and 5,973.92

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Solution

The fourth proportional to 7,837.28, 11,746.56 and 5,973.92 is: 8,953.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837.28 : 11,746.56 = 5,973.92 : x
  2. Step 2: Convert to fraction form
    7,837.28/11,746.56 = 5,973.92/x
  3. Step 3: Cross multiply
    7,837.28x = 11,746.56 × 5,973.92
  4. Step 4: Simplify right side
    7,837.28x = 70,173,009.72
  5. Step 5: Solve for x
    x = 70,173,009.72/7,837.28
  6. Step 6: Final answer
    x = 8,953.75

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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.