Home / 4,030.68-6,045.88-1,109.20

Finding the Fourth Proportional to 4,030.68, 6,045.88 and 1,109.20

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Solution

The fourth proportional to 4,030.68, 6,045.88 and 1,109.20 is: 1,663.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030.68 : 6,045.88 = 1,109.20 : x
  2. Step 2: Convert to fraction form
    4,030.68/6,045.88 = 1,109.20/x
  3. Step 3: Cross multiply
    4,030.68x = 6,045.88 × 1,109.20
  4. Step 4: Simplify right side
    4,030.68x = 6,706,090.10
  5. Step 5: Solve for x
    x = 6,706,090.10/4,030.68
  6. Step 6: Final answer
    x = 1,663.76

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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.