Home / 9,966.99-14,948.64-2,945.46

Finding the Fourth Proportional to 9,966.99, 14,948.64 and 2,945.46

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Solution

The fourth proportional to 9,966.99, 14,948.64 and 2,945.46 is: 4,417.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,966.99 : 14,948.64 = 2,945.46 : x
  2. Step 2: Convert to fraction form
    9,966.99/14,948.64 = 2,945.46/x
  3. Step 3: Cross multiply
    9,966.99x = 14,948.64 × 2,945.46
  4. Step 4: Simplify right side
    9,966.99x = 44,030,621.17
  5. Step 5: Solve for x
    x = 44,030,621.17/9,966.99
  6. Step 6: Final answer
    x = 4,417.64

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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.