Home / 9,770.30-14,656.13-3,926.91

Finding the Fourth Proportional to 9,770.30, 14,656.13 and 3,926.91

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Solution

The fourth proportional to 9,770.30, 14,656.13 and 3,926.91 is: 5,890.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,770.30 : 14,656.13 = 3,926.91 : x
  2. Step 2: Convert to fraction form
    9,770.30/14,656.13 = 3,926.91/x
  3. Step 3: Cross multiply
    9,770.30x = 14,656.13 × 3,926.91
  4. Step 4: Simplify right side
    9,770.30x = 57,553,303.46
  5. Step 5: Solve for x
    x = 57,553,303.46/9,770.30
  6. Step 6: Final answer
    x = 5,890.64

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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.