Home / 4,737.40-7,106.10-1,274.64

Finding the Fourth Proportional to 4,737.40, 7,106.10 and 1,274.64

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Solution

The fourth proportional to 4,737.40, 7,106.10 and 1,274.64 is: 1,911.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,737.40 : 7,106.10 = 1,274.64 : x
  2. Step 2: Convert to fraction form
    4,737.40/7,106.10 = 1,274.64/x
  3. Step 3: Cross multiply
    4,737.40x = 7,106.10 × 1,274.64
  4. Step 4: Simplify right side
    4,737.40x = 9,057,719.30
  5. Step 5: Solve for x
    x = 9,057,719.30/4,737.40
  6. Step 6: Final answer
    x = 1,911.96

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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.