Home / 4,830.93-7,246.26-1,320.86

Finding the Fourth Proportional to 4,830.93, 7,246.26 and 1,320.86

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Solution

The fourth proportional to 4,830.93, 7,246.26 and 1,320.86 is: 1,981.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.93 : 7,246.26 = 1,320.86 : x
  2. Step 2: Convert to fraction form
    4,830.93/7,246.26 = 1,320.86/x
  3. Step 3: Cross multiply
    4,830.93x = 7,246.26 × 1,320.86
  4. Step 4: Simplify right side
    4,830.93x = 9,571,313.10
  5. Step 5: Solve for x
    x = 9,571,313.10/4,830.93
  6. Step 6: Final answer
    x = 1,981.26

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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.