Home / 9,820.47-14,730.71-6,911.76

Finding the Fourth Proportional to 9,820.47, 14,730.71 and 6,911.76

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Solution

The fourth proportional to 9,820.47, 14,730.71 and 6,911.76 is: 10,367.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,820.47 : 14,730.71 = 6,911.76 : x
  2. Step 2: Convert to fraction form
    9,820.47/14,730.71 = 6,911.76/x
  3. Step 3: Cross multiply
    9,820.47x = 14,730.71 × 6,911.76
  4. Step 4: Simplify right side
    9,820.47x = 101,815,097.59
  5. Step 5: Solve for x
    x = 101,815,097.59/9,820.47
  6. Step 6: Final answer
    x = 10,367.64

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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.