Home / 4,782.81-6,603.49-4,277.09

Finding the Fourth Proportional to 4,782.81, 6,603.49 and 4,277.09

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Solution

The fourth proportional to 4,782.81, 6,603.49 and 4,277.09 is: 5,905.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782.81 : 6,603.49 = 4,277.09 : x
  2. Step 2: Convert to fraction form
    4,782.81/6,603.49 = 4,277.09/x
  3. Step 3: Cross multiply
    4,782.81x = 6,603.49 × 4,277.09
  4. Step 4: Simplify right side
    4,782.81x = 28,243,697.74
  5. Step 5: Solve for x
    x = 28,243,697.74/4,782.81
  6. Step 6: Final answer
    x = 5,905.26

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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.