Home / 4,421.15-6,631.23-1,134.32

Finding the Fourth Proportional to 4,421.15, 6,631.23 and 1,134.32

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Solution

The fourth proportional to 4,421.15, 6,631.23 and 1,134.32 is: 1,701.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.15 : 6,631.23 = 1,134.32 : x
  2. Step 2: Convert to fraction form
    4,421.15/6,631.23 = 1,134.32/x
  3. Step 3: Cross multiply
    4,421.15x = 6,631.23 × 1,134.32
  4. Step 4: Simplify right side
    4,421.15x = 7,521,897.99
  5. Step 5: Solve for x
    x = 7,521,897.99/4,421.15
  6. Step 6: Final answer
    x = 1,701.35

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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.