Home / 5,629.16-7,770.43-5,038.67

Finding the Fourth Proportional to 5,629.16, 7,770.43 and 5,038.67

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Solution

The fourth proportional to 5,629.16, 7,770.43 and 5,038.67 is: 6,955.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.16 : 7,770.43 = 5,038.67 : x
  2. Step 2: Convert to fraction form
    5,629.16/7,770.43 = 5,038.67/x
  3. Step 3: Cross multiply
    5,629.16x = 7,770.43 × 5,038.67
  4. Step 4: Simplify right side
    5,629.16x = 39,152,658.25
  5. Step 5: Solve for x
    x = 39,152,658.25/5,629.16
  6. Step 6: Final answer
    x = 6,955.33

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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.