Home / 5,132.63-7,699.38-1,434.90

Finding the Fourth Proportional to 5,132.63, 7,699.38 and 1,434.90

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Solution

The fourth proportional to 5,132.63, 7,699.38 and 1,434.90 is: 2,152.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.63 : 7,699.38 = 1,434.90 : x
  2. Step 2: Convert to fraction form
    5,132.63/7,699.38 = 1,434.90/x
  3. Step 3: Cross multiply
    5,132.63x = 7,699.38 × 1,434.90
  4. Step 4: Simplify right side
    5,132.63x = 11,047,840.36
  5. Step 5: Solve for x
    x = 11,047,840.36/5,132.63
  6. Step 6: Final answer
    x = 2,152.47

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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.