Home / 7,011.45-9,675.34-4,025.18

Finding the Fourth Proportional to 7,011.45, 9,675.34 and 4,025.18

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Solution

The fourth proportional to 7,011.45, 9,675.34 and 4,025.18 is: 5,554.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,011.45 : 9,675.34 = 4,025.18 : x
  2. Step 2: Convert to fraction form
    7,011.45/9,675.34 = 4,025.18/x
  3. Step 3: Cross multiply
    7,011.45x = 9,675.34 × 4,025.18
  4. Step 4: Simplify right side
    7,011.45x = 38,944,985.06
  5. Step 5: Solve for x
    x = 38,944,985.06/7,011.45
  6. Step 6: Final answer
    x = 5,554.48

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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.