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Finding the Fourth Proportional to 6,510.60, 8,984.65 and 3,526.43

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Solution

The fourth proportional to 6,510.60, 8,984.65 and 3,526.43 is: 4,866.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,510.60 : 8,984.65 = 3,526.43 : x
  2. Step 2: Convert to fraction form
    6,510.60/8,984.65 = 3,526.43/x
  3. Step 3: Cross multiply
    6,510.60x = 8,984.65 × 3,526.43
  4. Step 4: Simplify right side
    6,510.60x = 31,683,739.30
  5. Step 5: Solve for x
    x = 31,683,739.30/6,510.60
  6. Step 6: Final answer
    x = 4,866.49

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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.