Home / 9,295.18-12,823.70-5,314.16

Finding the Fourth Proportional to 9,295.18, 12,823.70 and 5,314.16

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Solution

The fourth proportional to 9,295.18, 12,823.70 and 5,314.16 is: 7,331.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,295.18 : 12,823.70 = 5,314.16 : x
  2. Step 2: Convert to fraction form
    9,295.18/12,823.70 = 5,314.16/x
  3. Step 3: Cross multiply
    9,295.18x = 12,823.70 × 5,314.16
  4. Step 4: Simplify right side
    9,295.18x = 68,147,193.59
  5. Step 5: Solve for x
    x = 68,147,193.59/9,295.18
  6. Step 6: Final answer
    x = 7,331.45

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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.