Home / 8,038.36-11,089.62-4,893.40

Finding the Fourth Proportional to 8,038.36, 11,089.62 and 4,893.40

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Solution

The fourth proportional to 8,038.36, 11,089.62 and 4,893.40 is: 6,750.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038.36 : 11,089.62 = 4,893.40 : x
  2. Step 2: Convert to fraction form
    8,038.36/11,089.62 = 4,893.40/x
  3. Step 3: Cross multiply
    8,038.36x = 11,089.62 × 4,893.40
  4. Step 4: Simplify right side
    8,038.36x = 54,265,946.51
  5. Step 5: Solve for x
    x = 54,265,946.51/8,038.36
  6. Step 6: Final answer
    x = 6,750.87

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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.