Home / 4,603.72-6,905.88-1,317.08

Finding the Fourth Proportional to 4,603.72, 6,905.88 and 1,317.08

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Solution

The fourth proportional to 4,603.72, 6,905.88 and 1,317.08 is: 1,975.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,603.72 : 6,905.88 = 1,317.08 : x
  2. Step 2: Convert to fraction form
    4,603.72/6,905.88 = 1,317.08/x
  3. Step 3: Cross multiply
    4,603.72x = 6,905.88 × 1,317.08
  4. Step 4: Simplify right side
    4,603.72x = 9,095,596.43
  5. Step 5: Solve for x
    x = 9,095,596.43/4,603.72
  6. Step 6: Final answer
    x = 1,975.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.