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Finding the Fourth Proportional to 10,897.88, 15,041.76 and 6,185

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Solution

The fourth proportional to 10,897.88, 15,041.76 and 6,185 is: 8,536.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,897.88 : 15,041.76 = 6,185 : x
  2. Step 2: Convert to fraction form
    10,897.88/15,041.76 = 6,185/x
  3. Step 3: Cross multiply
    10,897.88x = 15,041.76 × 6,185
  4. Step 4: Simplify right side
    10,897.88x = 93,033,285.60
  5. Step 5: Solve for x
    x = 93,033,285.60/10,897.88
  6. Step 6: Final answer
    x = 8,536.82

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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.