Home / 9,897.12-14,835.76-4,055.36

Finding the Fourth Proportional to 9,897.12, 14,835.76 and 4,055.36

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Solution

The fourth proportional to 9,897.12, 14,835.76 and 4,055.36 is: 6,078.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,897.12 : 14,835.76 = 4,055.36 : x
  2. Step 2: Convert to fraction form
    9,897.12/14,835.76 = 4,055.36/x
  3. Step 3: Cross multiply
    9,897.12x = 14,835.76 × 4,055.36
  4. Step 4: Simplify right side
    9,897.12x = 60,164,347.67
  5. Step 5: Solve for x
    x = 60,164,347.67/9,897.12
  6. Step 6: Final answer
    x = 6,078.98

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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.