Home / 8,435.93-11,641.36-4,659.01

Finding the Fourth Proportional to 8,435.93, 11,641.36 and 4,659.01

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Solution

The fourth proportional to 8,435.93, 11,641.36 and 4,659.01 is: 6,429.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,435.93 : 11,641.36 = 4,659.01 : x
  2. Step 2: Convert to fraction form
    8,435.93/11,641.36 = 4,659.01/x
  3. Step 3: Cross multiply
    8,435.93x = 11,641.36 × 4,659.01
  4. Step 4: Simplify right side
    8,435.93x = 54,237,250.48
  5. Step 5: Solve for x
    x = 54,237,250.48/8,435.93
  6. Step 6: Final answer
    x = 6,429.32

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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.