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Finding the Fourth Proportional to 6,555.66, 9,828.37 and 4,470.50

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Solution

The fourth proportional to 6,555.66, 9,828.37 and 4,470.50 is: 6,702.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,555.66 : 9,828.37 = 4,470.50 : x
  2. Step 2: Convert to fraction form
    6,555.66/9,828.37 = 4,470.50/x
  3. Step 3: Cross multiply
    6,555.66x = 9,828.37 × 4,470.50
  4. Step 4: Simplify right side
    6,555.66x = 43,937,684.53
  5. Step 5: Solve for x
    x = 43,937,684.53/6,555.66
  6. Step 6: Final answer
    x = 6,702.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.