Home / 4,810.84-6,638.93-2,686.25

Finding the Fourth Proportional to 4,810.84, 6,638.93 and 2,686.25

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Solution

The fourth proportional to 4,810.84, 6,638.93 and 2,686.25 is: 3,707.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.84 : 6,638.93 = 2,686.25 : x
  2. Step 2: Convert to fraction form
    4,810.84/6,638.93 = 2,686.25/x
  3. Step 3: Cross multiply
    4,810.84x = 6,638.93 × 2,686.25
  4. Step 4: Simplify right side
    4,810.84x = 17,833,779.09
  5. Step 5: Solve for x
    x = 17,833,779.09/4,810.84
  6. Step 6: Final answer
    x = 3,707.00

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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.