Home / 4,281.42-6,423.05-1,507.98

Finding the Fourth Proportional to 4,281.42, 6,423.05 and 1,507.98

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Solution

The fourth proportional to 4,281.42, 6,423.05 and 1,507.98 is: 2,262.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.42 : 6,423.05 = 1,507.98 : x
  2. Step 2: Convert to fraction form
    4,281.42/6,423.05 = 1,507.98/x
  3. Step 3: Cross multiply
    4,281.42x = 6,423.05 × 1,507.98
  4. Step 4: Simplify right side
    4,281.42x = 9,685,830.94
  5. Step 5: Solve for x
    x = 9,685,830.94/4,281.42
  6. Step 6: Final answer
    x = 2,262.29

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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.