Home / 7,256.16-10,013.67-5,135.49

Finding the Fourth Proportional to 7,256.16, 10,013.67 and 5,135.49

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Solution

The fourth proportional to 7,256.16, 10,013.67 and 5,135.49 is: 7,087.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256.16 : 10,013.67 = 5,135.49 : x
  2. Step 2: Convert to fraction form
    7,256.16/10,013.67 = 5,135.49/x
  3. Step 3: Cross multiply
    7,256.16x = 10,013.67 × 5,135.49
  4. Step 4: Simplify right side
    7,256.16x = 51,425,102.15
  5. Step 5: Solve for x
    x = 51,425,102.15/7,256.16
  6. Step 6: Final answer
    x = 7,087.10

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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.