Home / 4,291.96-6,437.98-2,345.80

Finding the Fourth Proportional to 4,291.96, 6,437.98 and 2,345.80

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Solution

The fourth proportional to 4,291.96, 6,437.98 and 2,345.80 is: 3,518.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.96 : 6,437.98 = 2,345.80 : x
  2. Step 2: Convert to fraction form
    4,291.96/6,437.98 = 2,345.80/x
  3. Step 3: Cross multiply
    4,291.96x = 6,437.98 × 2,345.80
  4. Step 4: Simplify right side
    4,291.96x = 15,102,213.48
  5. Step 5: Solve for x
    x = 15,102,213.48/4,291.96
  6. Step 6: Final answer
    x = 3,518.72

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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.