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Finding the Fourth Proportional to 5,878.17, 8,817.32 and 1,495.63

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Solution

The fourth proportional to 5,878.17, 8,817.32 and 1,495.63 is: 2,243.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,878.17 : 8,817.32 = 1,495.63 : x
  2. Step 2: Convert to fraction form
    5,878.17/8,817.32 = 1,495.63/x
  3. Step 3: Cross multiply
    5,878.17x = 8,817.32 × 1,495.63
  4. Step 4: Simplify right side
    5,878.17x = 13,187,463.07
  5. Step 5: Solve for x
    x = 13,187,463.07/5,878.17
  6. Step 6: Final answer
    x = 2,243.46

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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.