Home / 9,708.30-14,562.45-4,159.80

Finding the Fourth Proportional to 9,708.30, 14,562.45 and 4,159.80

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Solution

The fourth proportional to 9,708.30, 14,562.45 and 4,159.80 is: 6,239.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,708.30 : 14,562.45 = 4,159.80 : x
  2. Step 2: Convert to fraction form
    9,708.30/14,562.45 = 4,159.80/x
  3. Step 3: Cross multiply
    9,708.30x = 14,562.45 × 4,159.80
  4. Step 4: Simplify right side
    9,708.30x = 60,576,879.51
  5. Step 5: Solve for x
    x = 60,576,879.51/9,708.30
  6. Step 6: Final answer
    x = 6,239.70

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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.