Home / 3,315.67-4,973.17-1,124.14

Finding the Fourth Proportional to 3,315.67, 4,973.17 and 1,124.14

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Solution

The fourth proportional to 3,315.67, 4,973.17 and 1,124.14 is: 1,686.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315.67 : 4,973.17 = 1,124.14 : x
  2. Step 2: Convert to fraction form
    3,315.67/4,973.17 = 1,124.14/x
  3. Step 3: Cross multiply
    3,315.67x = 4,973.17 × 1,124.14
  4. Step 4: Simplify right side
    3,315.67x = 5,590,539.32
  5. Step 5: Solve for x
    x = 5,590,539.32/3,315.67
  6. Step 6: Final answer
    x = 1,686.10

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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.