Home / 10,870.74-14,998.22-6,090.04

Finding the Fourth Proportional to 10,870.74, 14,998.22 and 6,090.04

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Solution

The fourth proportional to 10,870.74, 14,998.22 and 6,090.04 is: 8,402.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,870.74 : 14,998.22 = 6,090.04 : x
  2. Step 2: Convert to fraction form
    10,870.74/14,998.22 = 6,090.04/x
  3. Step 3: Cross multiply
    10,870.74x = 14,998.22 × 6,090.04
  4. Step 4: Simplify right side
    10,870.74x = 91,339,741.21
  5. Step 5: Solve for x
    x = 91,339,741.21/10,870.74
  6. Step 6: Final answer
    x = 8,402.34

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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.