Home / 7,374.15-10,183.08-4,686.24

Finding the Fourth Proportional to 7,374.15, 10,183.08 and 4,686.24

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Solution

The fourth proportional to 7,374.15, 10,183.08 and 4,686.24 is: 6,471.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374.15 : 10,183.08 = 4,686.24 : x
  2. Step 2: Convert to fraction form
    7,374.15/10,183.08 = 4,686.24/x
  3. Step 3: Cross multiply
    7,374.15x = 10,183.08 × 4,686.24
  4. Step 4: Simplify right side
    7,374.15x = 47,720,356.82
  5. Step 5: Solve for x
    x = 47,720,356.82/7,374.15
  6. Step 6: Final answer
    x = 6,471.30

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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.