Home / 4,527.81-6,776.54-4,355.28

Finding the Fourth Proportional to 4,527.81, 6,776.54 and 4,355.28

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Solution

The fourth proportional to 4,527.81, 6,776.54 and 4,355.28 is: 6,518.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,527.81 : 6,776.54 = 4,355.28 : x
  2. Step 2: Convert to fraction form
    4,527.81/6,776.54 = 4,355.28/x
  3. Step 3: Cross multiply
    4,527.81x = 6,776.54 × 4,355.28
  4. Step 4: Simplify right side
    4,527.81x = 29,513,707.35
  5. Step 5: Solve for x
    x = 29,513,707.35/4,527.81
  6. Step 6: Final answer
    x = 6,518.32

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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.