Home / 4,847.69-7,271.54-1,560.78

Finding the Fourth Proportional to 4,847.69, 7,271.54 and 1,560.78

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Solution

The fourth proportional to 4,847.69, 7,271.54 and 1,560.78 is: 2,341.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.69 : 7,271.54 = 1,560.78 : x
  2. Step 2: Convert to fraction form
    4,847.69/7,271.54 = 1,560.78/x
  3. Step 3: Cross multiply
    4,847.69x = 7,271.54 × 1,560.78
  4. Step 4: Simplify right side
    4,847.69x = 11,349,272.25
  5. Step 5: Solve for x
    x = 11,349,272.25/4,847.69
  6. Step 6: Final answer
    x = 2,341.17

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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.