Home / 7,783.28-10,740.99-4,246.55

Finding the Fourth Proportional to 7,783.28, 10,740.99 and 4,246.55

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Solution

The fourth proportional to 7,783.28, 10,740.99 and 4,246.55 is: 5,860.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,783.28 : 10,740.99 = 4,246.55 : x
  2. Step 2: Convert to fraction form
    7,783.28/10,740.99 = 4,246.55/x
  3. Step 3: Cross multiply
    7,783.28x = 10,740.99 × 4,246.55
  4. Step 4: Simplify right side
    7,783.28x = 45,612,151.08
  5. Step 5: Solve for x
    x = 45,612,151.08/7,783.28
  6. Step 6: Final answer
    x = 5,860.27

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1.5x scale

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.