Home / 10,622.49-14,658.58-6,376.07

Finding the Fourth Proportional to 10,622.49, 14,658.58 and 6,376.07

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Solution

The fourth proportional to 10,622.49, 14,658.58 and 6,376.07 is: 8,798.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,622.49 : 14,658.58 = 6,376.07 : x
  2. Step 2: Convert to fraction form
    10,622.49/14,658.58 = 6,376.07/x
  3. Step 3: Cross multiply
    10,622.49x = 14,658.58 × 6,376.07
  4. Step 4: Simplify right side
    10,622.49x = 93,464,132.18
  5. Step 5: Solve for x
    x = 93,464,132.18/10,622.49
  6. Step 6: Final answer
    x = 8,798.70

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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.