Home / 9,931.77-14,892.84-5,772.98

Finding the Fourth Proportional to 9,931.77, 14,892.84 and 5,772.98

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Solution

The fourth proportional to 9,931.77, 14,892.84 and 5,772.98 is: 8,656.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,931.77 : 14,892.84 = 5,772.98 : x
  2. Step 2: Convert to fraction form
    9,931.77/14,892.84 = 5,772.98/x
  3. Step 3: Cross multiply
    9,931.77x = 14,892.84 × 5,772.98
  4. Step 4: Simplify right side
    9,931.77x = 85,975,993.00
  5. Step 5: Solve for x
    x = 85,975,993.00/9,931.77
  6. Step 6: Final answer
    x = 8,656.66

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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.