Home / 9,953.05-14,927.16-2,931.15

Finding the Fourth Proportional to 9,953.05, 14,927.16 and 2,931.15

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Solution

The fourth proportional to 9,953.05, 14,927.16 and 2,931.15 is: 4,396.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,953.05 : 14,927.16 = 2,931.15 : x
  2. Step 2: Convert to fraction form
    9,953.05/14,927.16 = 2,931.15/x
  3. Step 3: Cross multiply
    9,953.05x = 14,927.16 × 2,931.15
  4. Step 4: Simplify right side
    9,953.05x = 43,753,745.03
  5. Step 5: Solve for x
    x = 43,753,745.03/9,953.05
  6. Step 6: Final answer
    x = 4,396.01

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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.