Home / 5,057.52-6,980.40-2,962.32

Finding the Fourth Proportional to 5,057.52, 6,980.40 and 2,962.32

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Solution

The fourth proportional to 5,057.52, 6,980.40 and 2,962.32 is: 4,088.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.52 : 6,980.40 = 2,962.32 : x
  2. Step 2: Convert to fraction form
    5,057.52/6,980.40 = 2,962.32/x
  3. Step 3: Cross multiply
    5,057.52x = 6,980.40 × 2,962.32
  4. Step 4: Simplify right side
    5,057.52x = 20,678,178.53
  5. Step 5: Solve for x
    x = 20,678,178.53/5,057.52
  6. Step 6: Final answer
    x = 4,088.60

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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.