Home / 7,135.18-10,698.84-2,203.46

Finding the Fourth Proportional to 7,135.18, 10,698.84 and 2,203.46

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Solution

The fourth proportional to 7,135.18, 10,698.84 and 2,203.46 is: 3,303.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,135.18 : 10,698.84 = 2,203.46 : x
  2. Step 2: Convert to fraction form
    7,135.18/10,698.84 = 2,203.46/x
  3. Step 3: Cross multiply
    7,135.18x = 10,698.84 × 2,203.46
  4. Step 4: Simplify right side
    7,135.18x = 23,574,465.99
  5. Step 5: Solve for x
    x = 23,574,465.99/7,135.18
  6. Step 6: Final answer
    x = 3,303.98

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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.