Home / 12,570.03-17,346.38-6,904.85

Finding the Fourth Proportional to 12,570.03, 17,346.38 and 6,904.85

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Solution

The fourth proportional to 12,570.03, 17,346.38 and 6,904.85 is: 9,528.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,570.03 : 17,346.38 = 6,904.85 : x
  2. Step 2: Convert to fraction form
    12,570.03/17,346.38 = 6,904.85/x
  3. Step 3: Cross multiply
    12,570.03x = 17,346.38 × 6,904.85
  4. Step 4: Simplify right side
    12,570.03x = 119,774,030.69
  5. Step 5: Solve for x
    x = 119,774,030.69/12,570.03
  6. Step 6: Final answer
    x = 9,528.54

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Half scale
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Double scale
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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.