Home / 3,124.06-4,686.08-934.32

Finding the Fourth Proportional to 3,124.06, 4,686.08 and 934.32

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Solution

The fourth proportional to 3,124.06, 4,686.08 and 934.32 is: 1,401.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124.06 : 4,686.08 = 934.32 : x
  2. Step 2: Convert to fraction form
    3,124.06/4,686.08 = 934.32/x
  3. Step 3: Cross multiply
    3,124.06x = 4,686.08 × 934.32
  4. Step 4: Simplify right side
    3,124.06x = 4,378,298.27
  5. Step 5: Solve for x
    x = 4,378,298.27/3,124.06
  6. Step 6: Final answer
    x = 1,401.48

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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.