Home / 1,140.03-1,701.10-1,070.37

Finding the Fourth Proportional to 1,140.03, 1,701.10 and 1,070.37

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Solution

The fourth proportional to 1,140.03, 1,701.10 and 1,070.37 is: 1,597.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140.03 : 1,701.10 = 1,070.37 : x
  2. Step 2: Convert to fraction form
    1,140.03/1,701.10 = 1,070.37/x
  3. Step 3: Cross multiply
    1,140.03x = 1,701.10 × 1,070.37
  4. Step 4: Simplify right side
    1,140.03x = 1,820,801.06
  5. Step 5: Solve for x
    x = 1,820,801.06/1,140.03
  6. Step 6: Final answer
    x = 1,597.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.