Home / 8,437.32-11,650.95-5,256.09

Finding the Fourth Proportional to 8,437.32, 11,650.95 and 5,256.09

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Solution

The fourth proportional to 8,437.32, 11,650.95 and 5,256.09 is: 7,258.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,437.32 : 11,650.95 = 5,256.09 : x
  2. Step 2: Convert to fraction form
    8,437.32/11,650.95 = 5,256.09/x
  3. Step 3: Cross multiply
    8,437.32x = 11,650.95 × 5,256.09
  4. Step 4: Simplify right side
    8,437.32x = 61,238,441.79
  5. Step 5: Solve for x
    x = 61,238,441.79/8,437.32
  6. Step 6: Final answer
    x = 7,258.04

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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.