Home / 7,862.22-10,851.03-4,877.10

Finding the Fourth Proportional to 7,862.22, 10,851.03 and 4,877.10

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Solution

The fourth proportional to 7,862.22, 10,851.03 and 4,877.10 is: 6,731.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,862.22 : 10,851.03 = 4,877.10 : x
  2. Step 2: Convert to fraction form
    7,862.22/10,851.03 = 4,877.10/x
  3. Step 3: Cross multiply
    7,862.22x = 10,851.03 × 4,877.10
  4. Step 4: Simplify right side
    7,862.22x = 52,921,558.41
  5. Step 5: Solve for x
    x = 52,921,558.41/7,862.22
  6. Step 6: Final answer
    x = 6,731.12

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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.