Home / 9,246.64-12,757.48-5,470.24

Finding the Fourth Proportional to 9,246.64, 12,757.48 and 5,470.24

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Solution

The fourth proportional to 9,246.64, 12,757.48 and 5,470.24 is: 7,547.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,246.64 : 12,757.48 = 5,470.24 : x
  2. Step 2: Convert to fraction form
    9,246.64/12,757.48 = 5,470.24/x
  3. Step 3: Cross multiply
    9,246.64x = 12,757.48 × 5,470.24
  4. Step 4: Simplify right side
    9,246.64x = 69,786,477.40
  5. Step 5: Solve for x
    x = 69,786,477.40/9,246.64
  6. Step 6: Final answer
    x = 7,547.23

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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.