Home / 7,248.16-10,869.46-3,090.16

Finding the Fourth Proportional to 7,248.16, 10,869.46 and 3,090.16

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Solution

The fourth proportional to 7,248.16, 10,869.46 and 3,090.16 is: 4,634.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.16 : 10,869.46 = 3,090.16 : x
  2. Step 2: Convert to fraction form
    7,248.16/10,869.46 = 3,090.16/x
  3. Step 3: Cross multiply
    7,248.16x = 10,869.46 × 3,090.16
  4. Step 4: Simplify right side
    7,248.16x = 33,588,370.51
  5. Step 5: Solve for x
    x = 33,588,370.51/7,248.16
  6. Step 6: Final answer
    x = 4,634.05

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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.