Home / 9,660.55-14,488.03-4,392.63

Finding the Fourth Proportional to 9,660.55, 14,488.03 and 4,392.63

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Solution

The fourth proportional to 9,660.55, 14,488.03 and 4,392.63 is: 6,587.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660.55 : 14,488.03 = 4,392.63 : x
  2. Step 2: Convert to fraction form
    9,660.55/14,488.03 = 4,392.63/x
  3. Step 3: Cross multiply
    9,660.55x = 14,488.03 × 4,392.63
  4. Step 4: Simplify right side
    9,660.55x = 63,640,555.22
  5. Step 5: Solve for x
    x = 63,640,555.22/9,660.55
  6. Step 6: Final answer
    x = 6,587.67

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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.