Home / 7,280.55-10,050.75-4,297.32

Finding the Fourth Proportional to 7,280.55, 10,050.75 and 4,297.32

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Solution

The fourth proportional to 7,280.55, 10,050.75 and 4,297.32 is: 5,932.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280.55 : 10,050.75 = 4,297.32 : x
  2. Step 2: Convert to fraction form
    7,280.55/10,050.75 = 4,297.32/x
  3. Step 3: Cross multiply
    7,280.55x = 10,050.75 × 4,297.32
  4. Step 4: Simplify right side
    7,280.55x = 43,191,288.99
  5. Step 5: Solve for x
    x = 43,191,288.99/7,280.55
  6. Step 6: Final answer
    x = 5,932.42

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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.