Home / 5,021.36-6,925.20-3,528.80

Finding the Fourth Proportional to 5,021.36, 6,925.20 and 3,528.80

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Solution

The fourth proportional to 5,021.36, 6,925.20 and 3,528.80 is: 4,866.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.36 : 6,925.20 = 3,528.80 : x
  2. Step 2: Convert to fraction form
    5,021.36/6,925.20 = 3,528.80/x
  3. Step 3: Cross multiply
    5,021.36x = 6,925.20 × 3,528.80
  4. Step 4: Simplify right side
    5,021.36x = 24,437,645.76
  5. Step 5: Solve for x
    x = 24,437,645.76/5,021.36
  6. Step 6: Final answer
    x = 4,866.74

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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.