Home / 7,783.51-10,740.52-4,425.67

Finding the Fourth Proportional to 7,783.51, 10,740.52 and 4,425.67

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Solution

The fourth proportional to 7,783.51, 10,740.52 and 4,425.67 is: 6,107.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,783.51 : 10,740.52 = 4,425.67 : x
  2. Step 2: Convert to fraction form
    7,783.51/10,740.52 = 4,425.67/x
  3. Step 3: Cross multiply
    7,783.51x = 10,740.52 × 4,425.67
  4. Step 4: Simplify right side
    7,783.51x = 47,533,997.15
  5. Step 5: Solve for x
    x = 47,533,997.15/7,783.51
  6. Step 6: Final answer
    x = 6,107.01

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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.