Home / 10,125.02-13,973.60-5,650.32

Finding the Fourth Proportional to 10,125.02, 13,973.60 and 5,650.32

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Solution

The fourth proportional to 10,125.02, 13,973.60 and 5,650.32 is: 7,798.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125.02 : 13,973.60 = 5,650.32 : x
  2. Step 2: Convert to fraction form
    10,125.02/13,973.60 = 5,650.32/x
  3. Step 3: Cross multiply
    10,125.02x = 13,973.60 × 5,650.32
  4. Step 4: Simplify right side
    10,125.02x = 78,955,325.68
  5. Step 5: Solve for x
    x = 78,955,325.68/10,125.02
  6. Step 6: Final answer
    x = 7,798.05

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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.