Home / 5,455.69-7,529.36-3,465.52

Finding the Fourth Proportional to 5,455.69, 7,529.36 and 3,465.52

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Solution

The fourth proportional to 5,455.69, 7,529.36 and 3,465.52 is: 4,782.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.69 : 7,529.36 = 3,465.52 : x
  2. Step 2: Convert to fraction form
    5,455.69/7,529.36 = 3,465.52/x
  3. Step 3: Cross multiply
    5,455.69x = 7,529.36 × 3,465.52
  4. Step 4: Simplify right side
    5,455.69x = 26,093,111.52
  5. Step 5: Solve for x
    x = 26,093,111.52/5,455.69
  6. Step 6: Final answer
    x = 4,782.74

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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.