Home / 7,898.42-11,847.64-4,438.10

Finding the Fourth Proportional to 7,898.42, 11,847.64 and 4,438.10

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Solution

The fourth proportional to 7,898.42, 11,847.64 and 4,438.10 is: 6,657.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898.42 : 11,847.64 = 4,438.10 : x
  2. Step 2: Convert to fraction form
    7,898.42/11,847.64 = 4,438.10/x
  3. Step 3: Cross multiply
    7,898.42x = 11,847.64 × 4,438.10
  4. Step 4: Simplify right side
    7,898.42x = 52,581,011.08
  5. Step 5: Solve for x
    x = 52,581,011.08/7,898.42
  6. Step 6: Final answer
    x = 6,657.16

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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.