Home / 10,897.40-16,362.51-6,222.69

Finding the Fourth Proportional to 10,897.40, 16,362.51 and 6,222.69

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Solution

The fourth proportional to 10,897.40, 16,362.51 and 6,222.69 is: 9,343.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,897.40 : 16,362.51 = 6,222.69 : x
  2. Step 2: Convert to fraction form
    10,897.40/16,362.51 = 6,222.69/x
  3. Step 3: Cross multiply
    10,897.40x = 16,362.51 × 6,222.69
  4. Step 4: Simplify right side
    10,897.40x = 101,818,804.02
  5. Step 5: Solve for x
    x = 101,818,804.02/10,897.40
  6. Step 6: Final answer
    x = 9,343.40

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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.