Home / 4,663.40-6,433.86-2,985.08

Finding the Fourth Proportional to 4,663.40, 6,433.86 and 2,985.08

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Solution

The fourth proportional to 4,663.40, 6,433.86 and 2,985.08 is: 4,118.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,663.40 : 6,433.86 = 2,985.08 : x
  2. Step 2: Convert to fraction form
    4,663.40/6,433.86 = 2,985.08/x
  3. Step 3: Cross multiply
    4,663.40x = 6,433.86 × 2,985.08
  4. Step 4: Simplify right side
    4,663.40x = 19,205,586.81
  5. Step 5: Solve for x
    x = 19,205,586.81/4,663.40
  6. Step 6: Final answer
    x = 4,118.37

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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.