Home / 7,577.06-10,457.16-4,435.88

Finding the Fourth Proportional to 7,577.06, 10,457.16 and 4,435.88

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Solution

The fourth proportional to 7,577.06, 10,457.16 and 4,435.88 is: 6,121.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,577.06 : 10,457.16 = 4,435.88 : x
  2. Step 2: Convert to fraction form
    7,577.06/10,457.16 = 4,435.88/x
  3. Step 3: Cross multiply
    7,577.06x = 10,457.16 × 4,435.88
  4. Step 4: Simplify right side
    7,577.06x = 46,386,706.90
  5. Step 5: Solve for x
    x = 46,386,706.90/7,577.06
  6. Step 6: Final answer
    x = 6,121.99

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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.