Home / 1,541.61-2,312.60-501.35

Finding the Fourth Proportional to 1,541.61, 2,312.60 and 501.35

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Solution

The fourth proportional to 1,541.61, 2,312.60 and 501.35 is: 752.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541.61 : 2,312.60 = 501.35 : x
  2. Step 2: Convert to fraction form
    1,541.61/2,312.60 = 501.35/x
  3. Step 3: Cross multiply
    1,541.61x = 2,312.60 × 501.35
  4. Step 4: Simplify right side
    1,541.61x = 1,159,407.94
  5. Step 5: Solve for x
    x = 1,159,407.94/1,541.61
  6. Step 6: Final answer
    x = 752.08

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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.