Home / 1,477.85-2,041.22-1,106.46

Finding the Fourth Proportional to 1,477.85, 2,041.22 and 1,106.46

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Solution

The fourth proportional to 1,477.85, 2,041.22 and 1,106.46 is: 1,528.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477.85 : 2,041.22 = 1,106.46 : x
  2. Step 2: Convert to fraction form
    1,477.85/2,041.22 = 1,106.46/x
  3. Step 3: Cross multiply
    1,477.85x = 2,041.22 × 1,106.46
  4. Step 4: Simplify right side
    1,477.85x = 2,258,522.75
  5. Step 5: Solve for x
    x = 2,258,522.75/1,477.85
  6. Step 6: Final answer
    x = 1,528.25

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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.