Home / 7,267.85-10,030.78-4,435.84

Finding the Fourth Proportional to 7,267.85, 10,030.78 and 4,435.84

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Solution

The fourth proportional to 7,267.85, 10,030.78 and 4,435.84 is: 6,122.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,267.85 : 10,030.78 = 4,435.84 : x
  2. Step 2: Convert to fraction form
    7,267.85/10,030.78 = 4,435.84/x
  3. Step 3: Cross multiply
    7,267.85x = 10,030.78 × 4,435.84
  4. Step 4: Simplify right side
    7,267.85x = 44,494,935.16
  5. Step 5: Solve for x
    x = 44,494,935.16/7,267.85
  6. Step 6: Final answer
    x = 6,122.16

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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.