Home / 4,277.69-6,411.28-2,430.36

Finding the Fourth Proportional to 4,277.69, 6,411.28 and 2,430.36

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Solution

The fourth proportional to 4,277.69, 6,411.28 and 2,430.36 is: 3,642.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.69 : 6,411.28 = 2,430.36 : x
  2. Step 2: Convert to fraction form
    4,277.69/6,411.28 = 2,430.36/x
  3. Step 3: Cross multiply
    4,277.69x = 6,411.28 × 2,430.36
  4. Step 4: Simplify right side
    4,277.69x = 15,581,718.46
  5. Step 5: Solve for x
    x = 15,581,718.46/4,277.69
  6. Step 6: Final answer
    x = 3,642.55

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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.