Home / 5,475.55-7,554.92-3,085.06

Finding the Fourth Proportional to 5,475.55, 7,554.92 and 3,085.06

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Solution

The fourth proportional to 5,475.55, 7,554.92 and 3,085.06 is: 4,256.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.55 : 7,554.92 = 3,085.06 : x
  2. Step 2: Convert to fraction form
    5,475.55/7,554.92 = 3,085.06/x
  3. Step 3: Cross multiply
    5,475.55x = 7,554.92 × 3,085.06
  4. Step 4: Simplify right side
    5,475.55x = 23,307,381.50
  5. Step 5: Solve for x
    x = 23,307,381.50/5,475.55
  6. Step 6: Final answer
    x = 4,256.63

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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.