Home / 9,440.15-13,030.94-7,089.08

Finding the Fourth Proportional to 9,440.15, 13,030.94 and 7,089.08

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Solution

The fourth proportional to 9,440.15, 13,030.94 and 7,089.08 is: 9,785.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,440.15 : 13,030.94 = 7,089.08 : x
  2. Step 2: Convert to fraction form
    9,440.15/13,030.94 = 7,089.08/x
  3. Step 3: Cross multiply
    9,440.15x = 13,030.94 × 7,089.08
  4. Step 4: Simplify right side
    9,440.15x = 92,377,328.70
  5. Step 5: Solve for x
    x = 92,377,328.70/9,440.15
  6. Step 6: Final answer
    x = 9,785.58

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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.