Home / 1,175.76-1,625.58-1,124.10

Finding the Fourth Proportional to 1,175.76, 1,625.58 and 1,124.10

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Solution

The fourth proportional to 1,175.76, 1,625.58 and 1,124.10 is: 1,554.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175.76 : 1,625.58 = 1,124.10 : x
  2. Step 2: Convert to fraction form
    1,175.76/1,625.58 = 1,124.10/x
  3. Step 3: Cross multiply
    1,175.76x = 1,625.58 × 1,124.10
  4. Step 4: Simplify right side
    1,175.76x = 1,827,314.48
  5. Step 5: Solve for x
    x = 1,827,314.48/1,175.76
  6. Step 6: Final answer
    x = 1,554.16

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1.5x scale

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.