Home / 2,530.02-3,491.10-1,534.80

Finding the Fourth Proportional to 2,530.02, 3,491.10 and 1,534.80

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Solution

The fourth proportional to 2,530.02, 3,491.10 and 1,534.80 is: 2,117.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,530.02 : 3,491.10 = 1,534.80 : x
  2. Step 2: Convert to fraction form
    2,530.02/3,491.10 = 1,534.80/x
  3. Step 3: Cross multiply
    2,530.02x = 3,491.10 × 1,534.80
  4. Step 4: Simplify right side
    2,530.02x = 5,358,140.28
  5. Step 5: Solve for x
    x = 5,358,140.28/2,530.02
  6. Step 6: Final answer
    x = 2,117.83

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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.