Home / 6,980.02-9,637.05-4,331.14

Finding the Fourth Proportional to 6,980.02, 9,637.05 and 4,331.14

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Solution

The fourth proportional to 6,980.02, 9,637.05 and 4,331.14 is: 5,979.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980.02 : 9,637.05 = 4,331.14 : x
  2. Step 2: Convert to fraction form
    6,980.02/9,637.05 = 4,331.14/x
  3. Step 3: Cross multiply
    6,980.02x = 9,637.05 × 4,331.14
  4. Step 4: Simplify right side
    6,980.02x = 41,739,412.74
  5. Step 5: Solve for x
    x = 41,739,412.74/6,980.02
  6. Step 6: Final answer
    x = 5,979.84

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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.