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Finding the Fourth Proportional to 5,607.54, 8,410.59 and 1,710.90

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Solution

The fourth proportional to 5,607.54, 8,410.59 and 1,710.90 is: 2,566.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.54 : 8,410.59 = 1,710.90 : x
  2. Step 2: Convert to fraction form
    5,607.54/8,410.59 = 1,710.90/x
  3. Step 3: Cross multiply
    5,607.54x = 8,410.59 × 1,710.90
  4. Step 4: Simplify right side
    5,607.54x = 14,389,678.43
  5. Step 5: Solve for x
    x = 14,389,678.43/5,607.54
  6. Step 6: Final answer
    x = 2,566.13

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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.