Home / 7,897.07-10,897.97-4,360.30

Finding the Fourth Proportional to 7,897.07, 10,897.97 and 4,360.30

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Solution

The fourth proportional to 7,897.07, 10,897.97 and 4,360.30 is: 6,017.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,897.07 : 10,897.97 = 4,360.30 : x
  2. Step 2: Convert to fraction form
    7,897.07/10,897.97 = 4,360.30/x
  3. Step 3: Cross multiply
    7,897.07x = 10,897.97 × 4,360.30
  4. Step 4: Simplify right side
    7,897.07x = 47,518,369.54
  5. Step 5: Solve for x
    x = 47,518,369.54/7,897.07
  6. Step 6: Final answer
    x = 6,017.21

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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.