Home / 1,767.58-2,437.88-1,177.10

Finding the Fourth Proportional to 1,767.58, 2,437.88 and 1,177.10

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Solution

The fourth proportional to 1,767.58, 2,437.88 and 1,177.10 is: 1,623.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767.58 : 2,437.88 = 1,177.10 : x
  2. Step 2: Convert to fraction form
    1,767.58/2,437.88 = 1,177.10/x
  3. Step 3: Cross multiply
    1,767.58x = 2,437.88 × 1,177.10
  4. Step 4: Simplify right side
    1,767.58x = 2,869,628.55
  5. Step 5: Solve for x
    x = 2,869,628.55/1,767.58
  6. Step 6: Final answer
    x = 1,623.48

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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.