Home / 4,277.37-6,416.45-1,157.40

Finding the Fourth Proportional to 4,277.37, 6,416.45 and 1,157.40

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Solution

The fourth proportional to 4,277.37, 6,416.45 and 1,157.40 is: 1,736.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.37 : 6,416.45 = 1,157.40 : x
  2. Step 2: Convert to fraction form
    4,277.37/6,416.45 = 1,157.40/x
  3. Step 3: Cross multiply
    4,277.37x = 6,416.45 × 1,157.40
  4. Step 4: Simplify right side
    4,277.37x = 7,426,411.69
  5. Step 5: Solve for x
    x = 7,426,411.69/4,277.37
  6. Step 6: Final answer
    x = 1,736.21

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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.