Home / 9,621.50-14,432.58-4,940.24

Finding the Fourth Proportional to 9,621.50, 14,432.58 and 4,940.24

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Solution

The fourth proportional to 9,621.50, 14,432.58 and 4,940.24 is: 7,410.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,621.50 : 14,432.58 = 4,940.24 : x
  2. Step 2: Convert to fraction form
    9,621.50/14,432.58 = 4,940.24/x
  3. Step 3: Cross multiply
    9,621.50x = 14,432.58 × 4,940.24
  4. Step 4: Simplify right side
    9,621.50x = 71,300,409.02
  5. Step 5: Solve for x
    x = 71,300,409.02/9,621.50
  6. Step 6: Final answer
    x = 7,410.53

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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.