Home / 9,539.04-14,311.10-3,990.52

Finding the Fourth Proportional to 9,539.04, 14,311.10 and 3,990.52

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Solution

The fourth proportional to 9,539.04, 14,311.10 and 3,990.52 is: 5,986.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,539.04 : 14,311.10 = 3,990.52 : x
  2. Step 2: Convert to fraction form
    9,539.04/14,311.10 = 3,990.52/x
  3. Step 3: Cross multiply
    9,539.04x = 14,311.10 × 3,990.52
  4. Step 4: Simplify right side
    9,539.04x = 57,108,730.77
  5. Step 5: Solve for x
    x = 57,108,730.77/9,539.04
  6. Step 6: Final answer
    x = 5,986.84

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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.