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Finding the Fourth Proportional to 1,484.34, 2,048.13 and 924.63

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Solution

The fourth proportional to 1,484.34, 2,048.13 and 924.63 is: 1,275.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484.34 : 2,048.13 = 924.63 : x
  2. Step 2: Convert to fraction form
    1,484.34/2,048.13 = 924.63/x
  3. Step 3: Cross multiply
    1,484.34x = 2,048.13 × 924.63
  4. Step 4: Simplify right side
    1,484.34x = 1,893,762.44
  5. Step 5: Solve for x
    x = 1,893,762.44/1,484.34
  6. Step 6: Final answer
    x = 1,275.83

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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.