Home / 4,030.32-6,045.51-1,108.79

Finding the Fourth Proportional to 4,030.32, 6,045.51 and 1,108.79

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Solution

The fourth proportional to 4,030.32, 6,045.51 and 1,108.79 is: 1,663.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030.32 : 6,045.51 = 1,108.79 : x
  2. Step 2: Convert to fraction form
    4,030.32/6,045.51 = 1,108.79/x
  3. Step 3: Cross multiply
    4,030.32x = 6,045.51 × 1,108.79
  4. Step 4: Simplify right side
    4,030.32x = 6,703,170.81
  5. Step 5: Solve for x
    x = 6,703,170.81/4,030.32
  6. Step 6: Final answer
    x = 1,663.19

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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.