Home / 1,564.50-2,354.60-1,176.51

Finding the Fourth Proportional to 1,564.50, 2,354.60 and 1,176.51

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Solution

The fourth proportional to 1,564.50, 2,354.60 and 1,176.51 is: 1,770.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564.50 : 2,354.60 = 1,176.51 : x
  2. Step 2: Convert to fraction form
    1,564.50/2,354.60 = 1,176.51/x
  3. Step 3: Cross multiply
    1,564.50x = 2,354.60 × 1,176.51
  4. Step 4: Simplify right side
    1,564.50x = 2,770,222.22
  5. Step 5: Solve for x
    x = 2,770,222.22/1,564.50
  6. Step 6: Final answer
    x = 1,770.67

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.