Home / 9,080.79-12,530.82-5,102.57

Finding the Fourth Proportional to 9,080.79, 12,530.82 and 5,102.57

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Solution

The fourth proportional to 9,080.79, 12,530.82 and 5,102.57 is: 7,041.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,080.79 : 12,530.82 = 5,102.57 : x
  2. Step 2: Convert to fraction form
    9,080.79/12,530.82 = 5,102.57/x
  3. Step 3: Cross multiply
    9,080.79x = 12,530.82 × 5,102.57
  4. Step 4: Simplify right side
    9,080.79x = 63,939,386.21
  5. Step 5: Solve for x
    x = 63,939,386.21/9,080.79
  6. Step 6: Final answer
    x = 7,041.17

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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.