Home / 9,766.36-14,631.12-4,830.20

Finding the Fourth Proportional to 9,766.36, 14,631.12 and 4,830.20

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Solution

The fourth proportional to 9,766.36, 14,631.12 and 4,830.20 is: 7,236.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,766.36 : 14,631.12 = 4,830.20 : x
  2. Step 2: Convert to fraction form
    9,766.36/14,631.12 = 4,830.20/x
  3. Step 3: Cross multiply
    9,766.36x = 14,631.12 × 4,830.20
  4. Step 4: Simplify right side
    9,766.36x = 70,671,235.82
  5. Step 5: Solve for x
    x = 70,671,235.82/9,766.36
  6. Step 6: Final answer
    x = 7,236.19

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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.