Home / 7,189.02-10,783.80-4,433.40

Finding the Fourth Proportional to 7,189.02, 10,783.80 and 4,433.40

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Solution

The fourth proportional to 7,189.02, 10,783.80 and 4,433.40 is: 6,650.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,189.02 : 10,783.80 = 4,433.40 : x
  2. Step 2: Convert to fraction form
    7,189.02/10,783.80 = 4,433.40/x
  3. Step 3: Cross multiply
    7,189.02x = 10,783.80 × 4,433.40
  4. Step 4: Simplify right side
    7,189.02x = 47,808,898.92
  5. Step 5: Solve for x
    x = 47,808,898.92/7,189.02
  6. Step 6: Final answer
    x = 6,650.27

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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.