Home / 9,167.81-13,752.71-2,925.64

Finding the Fourth Proportional to 9,167.81, 13,752.71 and 2,925.64

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Solution

The fourth proportional to 9,167.81, 13,752.71 and 2,925.64 is: 4,388.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,167.81 : 13,752.71 = 2,925.64 : x
  2. Step 2: Convert to fraction form
    9,167.81/13,752.71 = 2,925.64/x
  3. Step 3: Cross multiply
    9,167.81x = 13,752.71 × 2,925.64
  4. Step 4: Simplify right side
    9,167.81x = 40,235,395.09
  5. Step 5: Solve for x
    x = 40,235,395.09/9,167.81
  6. Step 6: Final answer
    x = 4,388.77

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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.