Home / 9,730.08-13,433.04-6,427.68

Finding the Fourth Proportional to 9,730.08, 13,433.04 and 6,427.68

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Solution

The fourth proportional to 9,730.08, 13,433.04 and 6,427.68 is: 8,873.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,730.08 : 13,433.04 = 6,427.68 : x
  2. Step 2: Convert to fraction form
    9,730.08/13,433.04 = 6,427.68/x
  3. Step 3: Cross multiply
    9,730.08x = 13,433.04 × 6,427.68
  4. Step 4: Simplify right side
    9,730.08x = 86,343,282.55
  5. Step 5: Solve for x
    x = 86,343,282.55/9,730.08
  6. Step 6: Final answer
    x = 8,873.85

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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.