Home / 7,868.88-10,835.63-7,694.26

Finding the Fourth Proportional to 7,868.88, 10,835.63 and 7,694.26

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Solution

The fourth proportional to 7,868.88, 10,835.63 and 7,694.26 is: 10,595.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,868.88 : 10,835.63 = 7,694.26 : x
  2. Step 2: Convert to fraction form
    7,868.88/10,835.63 = 7,694.26/x
  3. Step 3: Cross multiply
    7,868.88x = 10,835.63 × 7,694.26
  4. Step 4: Simplify right side
    7,868.88x = 83,372,154.48
  5. Step 5: Solve for x
    x = 83,372,154.48/7,868.88
  6. Step 6: Final answer
    x = 10,595.17

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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.