Home / 4,294.49-6,441.53-1,521.11

Finding the Fourth Proportional to 4,294.49, 6,441.53 and 1,521.11

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Solution

The fourth proportional to 4,294.49, 6,441.53 and 1,521.11 is: 2,281.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,294.49 : 6,441.53 = 1,521.11 : x
  2. Step 2: Convert to fraction form
    4,294.49/6,441.53 = 1,521.11/x
  3. Step 3: Cross multiply
    4,294.49x = 6,441.53 × 1,521.11
  4. Step 4: Simplify right side
    4,294.49x = 9,798,284.20
  5. Step 5: Solve for x
    x = 9,798,284.20/4,294.49
  6. Step 6: Final answer
    x = 2,281.60

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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.