Home / 7,273.88-10,038.80-4,130.52

Finding the Fourth Proportional to 7,273.88, 10,038.80 and 4,130.52

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Solution

The fourth proportional to 7,273.88, 10,038.80 and 4,130.52 is: 5,700.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273.88 : 10,038.80 = 4,130.52 : x
  2. Step 2: Convert to fraction form
    7,273.88/10,038.80 = 4,130.52/x
  3. Step 3: Cross multiply
    7,273.88x = 10,038.80 × 4,130.52
  4. Step 4: Simplify right side
    7,273.88x = 41,465,464.18
  5. Step 5: Solve for x
    x = 41,465,464.18/7,273.88
  6. Step 6: Final answer
    x = 5,700.60

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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.