Home / 4,945.25-7,417.85-1,482.50

Finding the Fourth Proportional to 4,945.25, 7,417.85 and 1,482.50

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Solution

The fourth proportional to 4,945.25, 7,417.85 and 1,482.50 is: 2,223.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.25 : 7,417.85 = 1,482.50 : x
  2. Step 2: Convert to fraction form
    4,945.25/7,417.85 = 1,482.50/x
  3. Step 3: Cross multiply
    4,945.25x = 7,417.85 × 1,482.50
  4. Step 4: Simplify right side
    4,945.25x = 10,996,973.76
  5. Step 5: Solve for x
    x = 10,996,973.76/4,945.25
  6. Step 6: Final answer
    x = 2,223.74

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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.