Home / 1,437.60-2,154.01-1,090.53

Finding the Fourth Proportional to 1,437.60, 2,154.01 and 1,090.53

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Solution

The fourth proportional to 1,437.60, 2,154.01 and 1,090.53 is: 1,633.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437.60 : 2,154.01 = 1,090.53 : x
  2. Step 2: Convert to fraction form
    1,437.60/2,154.01 = 1,090.53/x
  3. Step 3: Cross multiply
    1,437.60x = 2,154.01 × 1,090.53
  4. Step 4: Simplify right side
    1,437.60x = 2,349,013.89
  5. Step 5: Solve for x
    x = 2,349,013.89/1,437.60
  6. Step 6: Final answer
    x = 1,633.98

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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.