Home / 4,948.02-7,420.73-1,437.09

Finding the Fourth Proportional to 4,948.02, 7,420.73 and 1,437.09

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Solution

The fourth proportional to 4,948.02, 7,420.73 and 1,437.09 is: 2,155.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.02 : 7,420.73 = 1,437.09 : x
  2. Step 2: Convert to fraction form
    4,948.02/7,420.73 = 1,437.09/x
  3. Step 3: Cross multiply
    4,948.02x = 7,420.73 × 1,437.09
  4. Step 4: Simplify right side
    4,948.02x = 10,664,223.36
  5. Step 5: Solve for x
    x = 10,664,223.36/4,948.02
  6. Step 6: Final answer
    x = 2,155.25

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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.