Home / 9,366.34-12,925.38-5,174.50

Finding the Fourth Proportional to 9,366.34, 12,925.38 and 5,174.50

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Solution

The fourth proportional to 9,366.34, 12,925.38 and 5,174.50 is: 7,140.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,366.34 : 12,925.38 = 5,174.50 : x
  2. Step 2: Convert to fraction form
    9,366.34/12,925.38 = 5,174.50/x
  3. Step 3: Cross multiply
    9,366.34x = 12,925.38 × 5,174.50
  4. Step 4: Simplify right side
    9,366.34x = 66,882,378.81
  5. Step 5: Solve for x
    x = 66,882,378.81/9,366.34
  6. Step 6: Final answer
    x = 7,140.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.