Home / 7,166.07-10,746.84-2,421.31

Finding the Fourth Proportional to 7,166.07, 10,746.84 and 2,421.31

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Solution

The fourth proportional to 7,166.07, 10,746.84 and 2,421.31 is: 3,631.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166.07 : 10,746.84 = 2,421.31 : x
  2. Step 2: Convert to fraction form
    7,166.07/10,746.84 = 2,421.31/x
  3. Step 3: Cross multiply
    7,166.07x = 10,746.84 × 2,421.31
  4. Step 4: Simplify right side
    7,166.07x = 26,021,433.52
  5. Step 5: Solve for x
    x = 26,021,433.52/7,166.07
  6. Step 6: Final answer
    x = 3,631.20

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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.