Home / 4,246.76-6,368.08-1,780.91

Finding the Fourth Proportional to 4,246.76, 6,368.08 and 1,780.91

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Solution

The fourth proportional to 4,246.76, 6,368.08 and 1,780.91 is: 2,670.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,246.76 : 6,368.08 = 1,780.91 : x
  2. Step 2: Convert to fraction form
    4,246.76/6,368.08 = 1,780.91/x
  3. Step 3: Cross multiply
    4,246.76x = 6,368.08 × 1,780.91
  4. Step 4: Simplify right side
    4,246.76x = 11,341,004.10
  5. Step 5: Solve for x
    x = 11,341,004.10/4,246.76
  6. Step 6: Final answer
    x = 2,670.51

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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.