Home / 9,128.84-12,597.79-4,937.08

Finding the Fourth Proportional to 9,128.84, 12,597.79 and 4,937.08

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Solution

The fourth proportional to 9,128.84, 12,597.79 and 4,937.08 is: 6,813.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128.84 : 12,597.79 = 4,937.08 : x
  2. Step 2: Convert to fraction form
    9,128.84/12,597.79 = 4,937.08/x
  3. Step 3: Cross multiply
    9,128.84x = 12,597.79 × 4,937.08
  4. Step 4: Simplify right side
    9,128.84x = 62,196,297.05
  5. Step 5: Solve for x
    x = 62,196,297.05/9,128.84
  6. Step 6: Final answer
    x = 6,813.17

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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.