Home / 9,430.07-13,013.55-5,895.32

Finding the Fourth Proportional to 9,430.07, 13,013.55 and 5,895.32

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Solution

The fourth proportional to 9,430.07, 13,013.55 and 5,895.32 is: 8,135.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430.07 : 13,013.55 = 5,895.32 : x
  2. Step 2: Convert to fraction form
    9,430.07/13,013.55 = 5,895.32/x
  3. Step 3: Cross multiply
    9,430.07x = 13,013.55 × 5,895.32
  4. Step 4: Simplify right side
    9,430.07x = 76,718,976.52
  5. Step 5: Solve for x
    x = 76,718,976.52/9,430.07
  6. Step 6: Final answer
    x = 8,135.57

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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.