Home / 4,784.56-6,603.32-2,688.69

Finding the Fourth Proportional to 4,784.56, 6,603.32 and 2,688.69

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Solution

The fourth proportional to 4,784.56, 6,603.32 and 2,688.69 is: 3,710.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784.56 : 6,603.32 = 2,688.69 : x
  2. Step 2: Convert to fraction form
    4,784.56/6,603.32 = 2,688.69/x
  3. Step 3: Cross multiply
    4,784.56x = 6,603.32 × 2,688.69
  4. Step 4: Simplify right side
    4,784.56x = 17,754,280.45
  5. Step 5: Solve for x
    x = 17,754,280.45/4,784.56
  6. Step 6: Final answer
    x = 3,710.74

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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.