Home / 1,530.18-2,110.86-1,032.84

Finding the Fourth Proportional to 1,530.18, 2,110.86 and 1,032.84

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Solution

The fourth proportional to 1,530.18, 2,110.86 and 1,032.84 is: 1,424.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530.18 : 2,110.86 = 1,032.84 : x
  2. Step 2: Convert to fraction form
    1,530.18/2,110.86 = 1,032.84/x
  3. Step 3: Cross multiply
    1,530.18x = 2,110.86 × 1,032.84
  4. Step 4: Simplify right side
    1,530.18x = 2,180,180.64
  5. Step 5: Solve for x
    x = 2,180,180.64/1,530.18
  6. Step 6: Final answer
    x = 1,424.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.