Home / 8,935.64-12,330.96-4,956.74

Finding the Fourth Proportional to 8,935.64, 12,330.96 and 4,956.74

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Solution

The fourth proportional to 8,935.64, 12,330.96 and 4,956.74 is: 6,840.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.64 : 12,330.96 = 4,956.74 : x
  2. Step 2: Convert to fraction form
    8,935.64/12,330.96 = 4,956.74/x
  3. Step 3: Cross multiply
    8,935.64x = 12,330.96 × 4,956.74
  4. Step 4: Simplify right side
    8,935.64x = 61,121,362.67
  5. Step 5: Solve for x
    x = 61,121,362.67/8,935.64
  6. Step 6: Final answer
    x = 6,840.18

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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.