Home / 7,710.14-10,638.77-4,352.18

Finding the Fourth Proportional to 7,710.14, 10,638.77 and 4,352.18

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Solution

The fourth proportional to 7,710.14, 10,638.77 and 4,352.18 is: 6,005.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,710.14 : 10,638.77 = 4,352.18 : x
  2. Step 2: Convert to fraction form
    7,710.14/10,638.77 = 4,352.18/x
  3. Step 3: Cross multiply
    7,710.14x = 10,638.77 × 4,352.18
  4. Step 4: Simplify right side
    7,710.14x = 46,301,767.06
  5. Step 5: Solve for x
    x = 46,301,767.06/7,710.14
  6. Step 6: Final answer
    x = 6,005.31

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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.