Home / 9,312.36-12,851.03-5,063.45

Finding the Fourth Proportional to 9,312.36, 12,851.03 and 5,063.45

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Solution

The fourth proportional to 9,312.36, 12,851.03 and 5,063.45 is: 6,987.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,312.36 : 12,851.03 = 5,063.45 : x
  2. Step 2: Convert to fraction form
    9,312.36/12,851.03 = 5,063.45/x
  3. Step 3: Cross multiply
    9,312.36x = 12,851.03 × 5,063.45
  4. Step 4: Simplify right side
    9,312.36x = 65,070,458.28
  5. Step 5: Solve for x
    x = 65,070,458.28/9,312.36
  6. Step 6: Final answer
    x = 6,987.54

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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.