Home / 8,387.37-11,573.63-5,030.32

Finding the Fourth Proportional to 8,387.37, 11,573.63 and 5,030.32

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Solution

The fourth proportional to 8,387.37, 11,573.63 and 5,030.32 is: 6,941.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,387.37 : 11,573.63 = 5,030.32 : x
  2. Step 2: Convert to fraction form
    8,387.37/11,573.63 = 5,030.32/x
  3. Step 3: Cross multiply
    8,387.37x = 11,573.63 × 5,030.32
  4. Step 4: Simplify right side
    8,387.37x = 58,219,062.46
  5. Step 5: Solve for x
    x = 58,219,062.46/8,387.37
  6. Step 6: Final answer
    x = 6,941.28

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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.