Home / 5,313.32-7,332.04-2,955.40

Finding the Fourth Proportional to 5,313.32, 7,332.04 and 2,955.40

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Solution

The fourth proportional to 5,313.32, 7,332.04 and 2,955.40 is: 4,078.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.32 : 7,332.04 = 2,955.40 : x
  2. Step 2: Convert to fraction form
    5,313.32/7,332.04 = 2,955.40/x
  3. Step 3: Cross multiply
    5,313.32x = 7,332.04 × 2,955.40
  4. Step 4: Simplify right side
    5,313.32x = 21,669,111.02
  5. Step 5: Solve for x
    x = 21,669,111.02/5,313.32
  6. Step 6: Final answer
    x = 4,078.26

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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.