Home / 6,303.42-8,699.40-3,946.32

Finding the Fourth Proportional to 6,303.42, 8,699.40 and 3,946.32

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Solution

The fourth proportional to 6,303.42, 8,699.40 and 3,946.32 is: 5,446.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,303.42 : 8,699.40 = 3,946.32 : x
  2. Step 2: Convert to fraction form
    6,303.42/8,699.40 = 3,946.32/x
  3. Step 3: Cross multiply
    6,303.42x = 8,699.40 × 3,946.32
  4. Step 4: Simplify right side
    6,303.42x = 34,330,616.21
  5. Step 5: Solve for x
    x = 34,330,616.21/6,303.42
  6. Step 6: Final answer
    x = 5,446.35

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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.