Home / 4,860.64-7,285.47-1,935.55

Finding the Fourth Proportional to 4,860.64, 7,285.47 and 1,935.55

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Solution

The fourth proportional to 4,860.64, 7,285.47 and 1,935.55 is: 2,901.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.64 : 7,285.47 = 1,935.55 : x
  2. Step 2: Convert to fraction form
    4,860.64/7,285.47 = 1,935.55/x
  3. Step 3: Cross multiply
    4,860.64x = 7,285.47 × 1,935.55
  4. Step 4: Simplify right side
    4,860.64x = 14,101,391.46
  5. Step 5: Solve for x
    x = 14,101,391.46/4,860.64
  6. Step 6: Final answer
    x = 2,901.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.