Home / 9,059.20-13,590.15-3,215.32

Finding the Fourth Proportional to 9,059.20, 13,590.15 and 3,215.32

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Solution

The fourth proportional to 9,059.20, 13,590.15 and 3,215.32 is: 4,823.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,059.20 : 13,590.15 = 3,215.32 : x
  2. Step 2: Convert to fraction form
    9,059.20/13,590.15 = 3,215.32/x
  3. Step 3: Cross multiply
    9,059.20x = 13,590.15 × 3,215.32
  4. Step 4: Simplify right side
    9,059.20x = 43,696,681.10
  5. Step 5: Solve for x
    x = 43,696,681.10/9,059.20
  6. Step 6: Final answer
    x = 4,823.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.