Home / 6,980.46-9,637.02-4,625.79

Finding the Fourth Proportional to 6,980.46, 9,637.02 and 4,625.79

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Solution

The fourth proportional to 6,980.46, 9,637.02 and 4,625.79 is: 6,386.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980.46 : 9,637.02 = 4,625.79 : x
  2. Step 2: Convert to fraction form
    6,980.46/9,637.02 = 4,625.79/x
  3. Step 3: Cross multiply
    6,980.46x = 9,637.02 × 4,625.79
  4. Step 4: Simplify right side
    6,980.46x = 44,578,830.75
  5. Step 5: Solve for x
    x = 44,578,830.75/6,980.46
  6. Step 6: Final answer
    x = 6,386.23

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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.