Home / 5,417.91-8,079.86-4,893.03

Finding the Fourth Proportional to 5,417.91, 8,079.86 and 4,893.03

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Solution

The fourth proportional to 5,417.91, 8,079.86 and 4,893.03 is: 7,297.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,417.91 : 8,079.86 = 4,893.03 : x
  2. Step 2: Convert to fraction form
    5,417.91/8,079.86 = 4,893.03/x
  3. Step 3: Cross multiply
    5,417.91x = 8,079.86 × 4,893.03
  4. Step 4: Simplify right side
    5,417.91x = 39,535,009.61
  5. Step 5: Solve for x
    x = 39,535,009.61/5,417.91
  6. Step 6: Final answer
    x = 7,297.10

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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.