Home / 4,642.74-6,406.86-2,518.18

Finding the Fourth Proportional to 4,642.74, 6,406.86 and 2,518.18

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Solution

The fourth proportional to 4,642.74, 6,406.86 and 2,518.18 is: 3,475.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.74 : 6,406.86 = 2,518.18 : x
  2. Step 2: Convert to fraction form
    4,642.74/6,406.86 = 2,518.18/x
  3. Step 3: Cross multiply
    4,642.74x = 6,406.86 × 2,518.18
  4. Step 4: Simplify right side
    4,642.74x = 16,133,626.71
  5. Step 5: Solve for x
    x = 16,133,626.71/4,642.74
  6. Step 6: Final answer
    x = 3,475.02

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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.