Home / 1,541.55-2,312.48-501.58

Finding the Fourth Proportional to 1,541.55, 2,312.48 and 501.58

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Solution

The fourth proportional to 1,541.55, 2,312.48 and 501.58 is: 752.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541.55 : 2,312.48 = 501.58 : x
  2. Step 2: Convert to fraction form
    1,541.55/2,312.48 = 501.58/x
  3. Step 3: Cross multiply
    1,541.55x = 2,312.48 × 501.58
  4. Step 4: Simplify right side
    1,541.55x = 1,159,893.72
  5. Step 5: Solve for x
    x = 1,159,893.72/1,541.55
  6. Step 6: Final answer
    x = 752.42

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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.