Home / 5,124.92-7,689.54-3,048.90

Finding the Fourth Proportional to 5,124.92, 7,689.54 and 3,048.90

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Solution

The fourth proportional to 5,124.92, 7,689.54 and 3,048.90 is: 4,574.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,124.92 : 7,689.54 = 3,048.90 : x
  2. Step 2: Convert to fraction form
    5,124.92/7,689.54 = 3,048.90/x
  3. Step 3: Cross multiply
    5,124.92x = 7,689.54 × 3,048.90
  4. Step 4: Simplify right side
    5,124.92x = 23,444,638.51
  5. Step 5: Solve for x
    x = 23,444,638.51/5,124.92
  6. Step 6: Final answer
    x = 4,574.64

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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.