Home / 4,876.19-7,314.89-1,588.40

Finding the Fourth Proportional to 4,876.19, 7,314.89 and 1,588.40

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Solution

The fourth proportional to 4,876.19, 7,314.89 and 1,588.40 is: 2,382.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,876.19 : 7,314.89 = 1,588.40 : x
  2. Step 2: Convert to fraction form
    4,876.19/7,314.89 = 1,588.40/x
  3. Step 3: Cross multiply
    4,876.19x = 7,314.89 × 1,588.40
  4. Step 4: Simplify right side
    4,876.19x = 11,618,971.28
  5. Step 5: Solve for x
    x = 11,618,971.28/4,876.19
  6. Step 6: Final answer
    x = 2,382.80

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1.5x scale

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.