Home / 6,148.03-8,477.56-4,155.13

Finding the Fourth Proportional to 6,148.03, 8,477.56 and 4,155.13

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Solution

The fourth proportional to 6,148.03, 8,477.56 and 4,155.13 is: 5,729.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,148.03 : 8,477.56 = 4,155.13 : x
  2. Step 2: Convert to fraction form
    6,148.03/8,477.56 = 4,155.13/x
  3. Step 3: Cross multiply
    6,148.03x = 8,477.56 × 4,155.13
  4. Step 4: Simplify right side
    6,148.03x = 35,225,363.88
  5. Step 5: Solve for x
    x = 35,225,363.88/6,148.03
  6. Step 6: Final answer
    x = 5,729.54

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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.