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Finding the Fourth Proportional to 5,913.08, 8,870.48 and 1,752.55

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Solution

The fourth proportional to 5,913.08, 8,870.48 and 1,752.55 is: 2,629.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913.08 : 8,870.48 = 1,752.55 : x
  2. Step 2: Convert to fraction form
    5,913.08/8,870.48 = 1,752.55/x
  3. Step 3: Cross multiply
    5,913.08x = 8,870.48 × 1,752.55
  4. Step 4: Simplify right side
    5,913.08x = 15,545,950.96
  5. Step 5: Solve for x
    x = 15,545,950.96/5,913.08
  6. Step 6: Final answer
    x = 2,629.08

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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.