Home / 6,641.48-9,966.54-2,946.12

Finding the Fourth Proportional to 6,641.48, 9,966.54 and 2,946.12

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Solution

The fourth proportional to 6,641.48, 9,966.54 and 2,946.12 is: 4,421.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641.48 : 9,966.54 = 2,946.12 : x
  2. Step 2: Convert to fraction form
    6,641.48/9,966.54 = 2,946.12/x
  3. Step 3: Cross multiply
    6,641.48x = 9,966.54 × 2,946.12
  4. Step 4: Simplify right side
    6,641.48x = 29,362,622.82
  5. Step 5: Solve for x
    x = 29,362,622.82/6,641.48
  6. Step 6: Final answer
    x = 4,421.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.