Home / 4,679.04-6,459.84-3,110.40

Finding the Fourth Proportional to 4,679.04, 6,459.84 and 3,110.40

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Solution

The fourth proportional to 4,679.04, 6,459.84 and 3,110.40 is: 4,294.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.04 : 6,459.84 = 3,110.40 : x
  2. Step 2: Convert to fraction form
    4,679.04/6,459.84 = 3,110.40/x
  3. Step 3: Cross multiply
    4,679.04x = 6,459.84 × 3,110.40
  4. Step 4: Simplify right side
    4,679.04x = 20,092,686.34
  5. Step 5: Solve for x
    x = 20,092,686.34/4,679.04
  6. Step 6: Final answer
    x = 4,294.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.