Home / 9,429.42-14,148.23-3,587.70

Finding the Fourth Proportional to 9,429.42, 14,148.23 and 3,587.70

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Solution

The fourth proportional to 9,429.42, 14,148.23 and 3,587.70 is: 5,383.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,429.42 : 14,148.23 = 3,587.70 : x
  2. Step 2: Convert to fraction form
    9,429.42/14,148.23 = 3,587.70/x
  3. Step 3: Cross multiply
    9,429.42x = 14,148.23 × 3,587.70
  4. Step 4: Simplify right side
    9,429.42x = 50,759,586.83
  5. Step 5: Solve for x
    x = 50,759,586.83/9,429.42
  6. Step 6: Final answer
    x = 5,383.11

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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.