Home / 7,897.72-10,898.66-4,360.90

Finding the Fourth Proportional to 7,897.72, 10,898.66 and 4,360.90

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Solution

The fourth proportional to 7,897.72, 10,898.66 and 4,360.90 is: 6,017.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,897.72 : 10,898.66 = 4,360.90 : x
  2. Step 2: Convert to fraction form
    7,897.72/10,898.66 = 4,360.90/x
  3. Step 3: Cross multiply
    7,897.72x = 10,898.66 × 4,360.90
  4. Step 4: Simplify right side
    7,897.72x = 47,527,966.39
  5. Step 5: Solve for x
    x = 47,527,966.39/7,897.72
  6. Step 6: Final answer
    x = 6,017.94

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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.