Home / 9,689.16-13,370.58-5,497.32

Finding the Fourth Proportional to 9,689.16, 13,370.58 and 5,497.32

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Solution

The fourth proportional to 9,689.16, 13,370.58 and 5,497.32 is: 7,586.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,689.16 : 13,370.58 = 5,497.32 : x
  2. Step 2: Convert to fraction form
    9,689.16/13,370.58 = 5,497.32/x
  3. Step 3: Cross multiply
    9,689.16x = 13,370.58 × 5,497.32
  4. Step 4: Simplify right side
    9,689.16x = 73,502,356.85
  5. Step 5: Solve for x
    x = 73,502,356.85/9,689.16
  6. Step 6: Final answer
    x = 7,586.04

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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.