Home / 10,851.36-14,970.60-6,652.32

Finding the Fourth Proportional to 10,851.36, 14,970.60 and 6,652.32

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Solution

The fourth proportional to 10,851.36, 14,970.60 and 6,652.32 is: 9,177.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,851.36 : 14,970.60 = 6,652.32 : x
  2. Step 2: Convert to fraction form
    10,851.36/14,970.60 = 6,652.32/x
  3. Step 3: Cross multiply
    10,851.36x = 14,970.60 × 6,652.32
  4. Step 4: Simplify right side
    10,851.36x = 99,589,221.79
  5. Step 5: Solve for x
    x = 99,589,221.79/10,851.36
  6. Step 6: Final answer
    x = 9,177.58

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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.