Home / 1,671.59-2,307.33-1,174.35

Finding the Fourth Proportional to 1,671.59, 2,307.33 and 1,174.35

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Solution

The fourth proportional to 1,671.59, 2,307.33 and 1,174.35 is: 1,620.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,671.59 : 2,307.33 = 1,174.35 : x
  2. Step 2: Convert to fraction form
    1,671.59/2,307.33 = 1,174.35/x
  3. Step 3: Cross multiply
    1,671.59x = 2,307.33 × 1,174.35
  4. Step 4: Simplify right side
    1,671.59x = 2,709,612.99
  5. Step 5: Solve for x
    x = 2,709,612.99/1,671.59
  6. Step 6: Final answer
    x = 1,620.98

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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.