Home / 6,048.78-9,070.70-1,887.40

Finding the Fourth Proportional to 6,048.78, 9,070.70 and 1,887.40

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Solution

The fourth proportional to 6,048.78, 9,070.70 and 1,887.40 is: 2,830.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,048.78 : 9,070.70 = 1,887.40 : x
  2. Step 2: Convert to fraction form
    6,048.78/9,070.70 = 1,887.40/x
  3. Step 3: Cross multiply
    6,048.78x = 9,070.70 × 1,887.40
  4. Step 4: Simplify right side
    6,048.78x = 17,120,039.18
  5. Step 5: Solve for x
    x = 17,120,039.18/6,048.78
  6. Step 6: Final answer
    x = 2,830.33

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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.