Home / 1,848.83-2,552.07-1,140.78

Finding the Fourth Proportional to 1,848.83, 2,552.07 and 1,140.78

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Solution

The fourth proportional to 1,848.83, 2,552.07 and 1,140.78 is: 1,574.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848.83 : 2,552.07 = 1,140.78 : x
  2. Step 2: Convert to fraction form
    1,848.83/2,552.07 = 1,140.78/x
  3. Step 3: Cross multiply
    1,848.83x = 2,552.07 × 1,140.78
  4. Step 4: Simplify right side
    1,848.83x = 2,911,364.26
  5. Step 5: Solve for x
    x = 2,911,364.26/1,848.83
  6. Step 6: Final answer
    x = 1,574.71

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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.