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Finding the Fourth Proportional to 5,514.84, 7,603.74 and 4,804.07

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Solution

The fourth proportional to 5,514.84, 7,603.74 and 4,804.07 is: 6,623.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.84 : 7,603.74 = 4,804.07 : x
  2. Step 2: Convert to fraction form
    5,514.84/7,603.74 = 4,804.07/x
  3. Step 3: Cross multiply
    5,514.84x = 7,603.74 × 4,804.07
  4. Step 4: Simplify right side
    5,514.84x = 36,528,861.20
  5. Step 5: Solve for x
    x = 36,528,861.20/5,514.84
  6. Step 6: Final answer
    x = 6,623.74

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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.