Home / 9,621.80-14,433.20-4,695.64

Finding the Fourth Proportional to 9,621.80, 14,433.20 and 4,695.64

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Solution

The fourth proportional to 9,621.80, 14,433.20 and 4,695.64 is: 7,043.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,621.80 : 14,433.20 = 4,695.64 : x
  2. Step 2: Convert to fraction form
    9,621.80/14,433.20 = 4,695.64/x
  3. Step 3: Cross multiply
    9,621.80x = 14,433.20 × 4,695.64
  4. Step 4: Simplify right side
    9,621.80x = 67,773,111.25
  5. Step 5: Solve for x
    x = 67,773,111.25/9,621.80
  6. Step 6: Final answer
    x = 7,043.70

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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.