Home / 9,609.04-13,260.74-5,630.32

Finding the Fourth Proportional to 9,609.04, 13,260.74 and 5,630.32

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Solution

The fourth proportional to 9,609.04, 13,260.74 and 5,630.32 is: 7,770.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,609.04 : 13,260.74 = 5,630.32 : x
  2. Step 2: Convert to fraction form
    9,609.04/13,260.74 = 5,630.32/x
  3. Step 3: Cross multiply
    9,609.04x = 13,260.74 × 5,630.32
  4. Step 4: Simplify right side
    9,609.04x = 74,662,209.64
  5. Step 5: Solve for x
    x = 74,662,209.64/9,609.04
  6. Step 6: Final answer
    x = 7,770.00

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Half scale
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Similar ratio
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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.