Home / 2,347.77-3,236.54-1,877.07

Finding the Fourth Proportional to 2,347.77, 3,236.54 and 1,877.07

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Solution

The fourth proportional to 2,347.77, 3,236.54 and 1,877.07 is: 2,587.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.77 : 3,236.54 = 1,877.07 : x
  2. Step 2: Convert to fraction form
    2,347.77/3,236.54 = 1,877.07/x
  3. Step 3: Cross multiply
    2,347.77x = 3,236.54 × 1,877.07
  4. Step 4: Simplify right side
    2,347.77x = 6,075,202.75
  5. Step 5: Solve for x
    x = 6,075,202.75/2,347.77
  6. Step 6: Final answer
    x = 2,587.65

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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.