Home / 1,553.77-2,330.66-1,065.34

Finding the Fourth Proportional to 1,553.77, 2,330.66 and 1,065.34

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Solution

The fourth proportional to 1,553.77, 2,330.66 and 1,065.34 is: 1,598.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553.77 : 2,330.66 = 1,065.34 : x
  2. Step 2: Convert to fraction form
    1,553.77/2,330.66 = 1,065.34/x
  3. Step 3: Cross multiply
    1,553.77x = 2,330.66 × 1,065.34
  4. Step 4: Simplify right side
    1,553.77x = 2,482,945.32
  5. Step 5: Solve for x
    x = 2,482,945.32/1,553.77
  6. Step 6: Final answer
    x = 1,598.01

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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.