Home / 4,829.60-6,656.36-3,985.32

Finding the Fourth Proportional to 4,829.60, 6,656.36 and 3,985.32

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Solution

The fourth proportional to 4,829.60, 6,656.36 and 3,985.32 is: 5,492.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,829.60 : 6,656.36 = 3,985.32 : x
  2. Step 2: Convert to fraction form
    4,829.60/6,656.36 = 3,985.32/x
  3. Step 3: Cross multiply
    4,829.60x = 6,656.36 × 3,985.32
  4. Step 4: Simplify right side
    4,829.60x = 26,527,724.64
  5. Step 5: Solve for x
    x = 26,527,724.64/4,829.60
  6. Step 6: Final answer
    x = 5,492.74

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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.