Home / 4,972.13-7,458.38-1,852.92

Finding the Fourth Proportional to 4,972.13, 7,458.38 and 1,852.92

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Solution

The fourth proportional to 4,972.13, 7,458.38 and 1,852.92 is: 2,779.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.13 : 7,458.38 = 1,852.92 : x
  2. Step 2: Convert to fraction form
    4,972.13/7,458.38 = 1,852.92/x
  3. Step 3: Cross multiply
    4,972.13x = 7,458.38 × 1,852.92
  4. Step 4: Simplify right side
    4,972.13x = 13,819,772.21
  5. Step 5: Solve for x
    x = 13,819,772.21/4,972.13
  6. Step 6: Final answer
    x = 2,779.45

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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.