Home / 9,977.40-14,964.90-4,133.40

Finding the Fourth Proportional to 9,977.40, 14,964.90 and 4,133.40

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Solution

The fourth proportional to 9,977.40, 14,964.90 and 4,133.40 is: 6,199.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,977.40 : 14,964.90 = 4,133.40 : x
  2. Step 2: Convert to fraction form
    9,977.40/14,964.90 = 4,133.40/x
  3. Step 3: Cross multiply
    9,977.40x = 14,964.90 × 4,133.40
  4. Step 4: Simplify right side
    9,977.40x = 61,855,917.66
  5. Step 5: Solve for x
    x = 61,855,917.66/9,977.40
  6. Step 6: Final answer
    x = 6,199.60

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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.