Home / 1,053.89-1,586.33-895.34

Finding the Fourth Proportional to 1,053.89, 1,586.33 and 895.34

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Solution

The fourth proportional to 1,053.89, 1,586.33 and 895.34 is: 1,347.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053.89 : 1,586.33 = 895.34 : x
  2. Step 2: Convert to fraction form
    1,053.89/1,586.33 = 895.34/x
  3. Step 3: Cross multiply
    1,053.89x = 1,586.33 × 895.34
  4. Step 4: Simplify right side
    1,053.89x = 1,420,292.29
  5. Step 5: Solve for x
    x = 1,420,292.29/1,053.89
  6. Step 6: Final answer
    x = 1,347.67

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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.