Home / 9,627.06-13,285.44-5,320.02

Finding the Fourth Proportional to 9,627.06, 13,285.44 and 5,320.02

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Solution

The fourth proportional to 9,627.06, 13,285.44 and 5,320.02 is: 7,341.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,627.06 : 13,285.44 = 5,320.02 : x
  2. Step 2: Convert to fraction form
    9,627.06/13,285.44 = 5,320.02/x
  3. Step 3: Cross multiply
    9,627.06x = 13,285.44 × 5,320.02
  4. Step 4: Simplify right side
    9,627.06x = 70,678,806.51
  5. Step 5: Solve for x
    x = 70,678,806.51/9,627.06
  6. Step 6: Final answer
    x = 7,341.68

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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.