Home / 7,068.96-10,603.79-2,686.76

Finding the Fourth Proportional to 7,068.96, 10,603.79 and 2,686.76

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Solution

The fourth proportional to 7,068.96, 10,603.79 and 2,686.76 is: 4,030.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.96 : 10,603.79 = 2,686.76 : x
  2. Step 2: Convert to fraction form
    7,068.96/10,603.79 = 2,686.76/x
  3. Step 3: Cross multiply
    7,068.96x = 10,603.79 × 2,686.76
  4. Step 4: Simplify right side
    7,068.96x = 28,489,838.82
  5. Step 5: Solve for x
    x = 28,489,838.82/7,068.96
  6. Step 6: Final answer
    x = 4,030.27

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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.