Home / 10,897.40-15,035.82-6,184.28

Finding the Fourth Proportional to 10,897.40, 15,035.82 and 6,184.28

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Solution

The fourth proportional to 10,897.40, 15,035.82 and 6,184.28 is: 8,532.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,897.40 : 15,035.82 = 6,184.28 : x
  2. Step 2: Convert to fraction form
    10,897.40/15,035.82 = 6,184.28/x
  3. Step 3: Cross multiply
    10,897.40x = 15,035.82 × 6,184.28
  4. Step 4: Simplify right side
    10,897.40x = 92,985,720.91
  5. Step 5: Solve for x
    x = 92,985,720.91/10,897.40
  6. Step 6: Final answer
    x = 8,532.84

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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.