Home / 5,477.99-8,209.93-4,772.34

Finding the Fourth Proportional to 5,477.99, 8,209.93 and 4,772.34

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Solution

The fourth proportional to 5,477.99, 8,209.93 and 4,772.34 is: 7,152.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477.99 : 8,209.93 = 4,772.34 : x
  2. Step 2: Convert to fraction form
    5,477.99/8,209.93 = 4,772.34/x
  3. Step 3: Cross multiply
    5,477.99x = 8,209.93 × 4,772.34
  4. Step 4: Simplify right side
    5,477.99x = 39,180,585.93
  5. Step 5: Solve for x
    x = 39,180,585.93/5,477.99
  6. Step 6: Final answer
    x = 7,152.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.