Home / 5,403.82-7,454.60-4,656.48

Finding the Fourth Proportional to 5,403.82, 7,454.60 and 4,656.48

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Solution

The fourth proportional to 5,403.82, 7,454.60 and 4,656.48 is: 6,423.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.82 : 7,454.60 = 4,656.48 : x
  2. Step 2: Convert to fraction form
    5,403.82/7,454.60 = 4,656.48/x
  3. Step 3: Cross multiply
    5,403.82x = 7,454.60 × 4,656.48
  4. Step 4: Simplify right side
    5,403.82x = 34,712,195.81
  5. Step 5: Solve for x
    x = 34,712,195.81/5,403.82
  6. Step 6: Final answer
    x = 6,423.64

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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.