Home / 3,538.19-4,881.29-2,475.67

Finding the Fourth Proportional to 3,538.19, 4,881.29 and 2,475.67

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Solution

The fourth proportional to 3,538.19, 4,881.29 and 2,475.67 is: 3,415.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.19 : 4,881.29 = 2,475.67 : x
  2. Step 2: Convert to fraction form
    3,538.19/4,881.29 = 2,475.67/x
  3. Step 3: Cross multiply
    3,538.19x = 4,881.29 × 2,475.67
  4. Step 4: Simplify right side
    3,538.19x = 12,084,463.21
  5. Step 5: Solve for x
    x = 12,084,463.21/3,538.19
  6. Step 6: Final answer
    x = 3,415.44

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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.