Home / 1,985.24-2,977.86-598.58

Finding the Fourth Proportional to 1,985.24, 2,977.86 and 598.58

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Solution

The fourth proportional to 1,985.24, 2,977.86 and 598.58 is: 897.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985.24 : 2,977.86 = 598.58 : x
  2. Step 2: Convert to fraction form
    1,985.24/2,977.86 = 598.58/x
  3. Step 3: Cross multiply
    1,985.24x = 2,977.86 × 598.58
  4. Step 4: Simplify right side
    1,985.24x = 1,782,487.44
  5. Step 5: Solve for x
    x = 1,782,487.44/1,985.24
  6. Step 6: Final answer
    x = 897.87

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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.