Home / 10,380.02-14,326.26-6,130.79

Finding the Fourth Proportional to 10,380.02, 14,326.26 and 6,130.79

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Solution

The fourth proportional to 10,380.02, 14,326.26 and 6,130.79 is: 8,461.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,380.02 : 14,326.26 = 6,130.79 : x
  2. Step 2: Convert to fraction form
    10,380.02/14,326.26 = 6,130.79/x
  3. Step 3: Cross multiply
    10,380.02x = 14,326.26 × 6,130.79
  4. Step 4: Simplify right side
    10,380.02x = 87,831,327.36
  5. Step 5: Solve for x
    x = 87,831,327.36/10,380.02
  6. Step 6: Final answer
    x = 8,461.57

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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.