Home / 7,340.02-10,129.25-4,314.47

Finding the Fourth Proportional to 7,340.02, 10,129.25 and 4,314.47

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Solution

The fourth proportional to 7,340.02, 10,129.25 and 4,314.47 is: 5,953.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.02 : 10,129.25 = 4,314.47 : x
  2. Step 2: Convert to fraction form
    7,340.02/10,129.25 = 4,314.47/x
  3. Step 3: Cross multiply
    7,340.02x = 10,129.25 × 4,314.47
  4. Step 4: Simplify right side
    7,340.02x = 43,702,305.39
  5. Step 5: Solve for x
    x = 43,702,305.39/7,340.02
  6. Step 6: Final answer
    x = 5,953.98

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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.