Home / 10,077.06-13,901.58-6,538.98

Finding the Fourth Proportional to 10,077.06, 13,901.58 and 6,538.98

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Solution

The fourth proportional to 10,077.06, 13,901.58 and 6,538.98 is: 9,020.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,077.06 : 13,901.58 = 6,538.98 : x
  2. Step 2: Convert to fraction form
    10,077.06/13,901.58 = 6,538.98/x
  3. Step 3: Cross multiply
    10,077.06x = 13,901.58 × 6,538.98
  4. Step 4: Simplify right side
    10,077.06x = 90,902,153.59
  5. Step 5: Solve for x
    x = 90,902,153.59/10,077.06
  6. Step 6: Final answer
    x = 9,020.70

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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.