Home / 4,715.61-6,507.42-2,619.74

Finding the Fourth Proportional to 4,715.61, 6,507.42 and 2,619.74

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Solution

The fourth proportional to 4,715.61, 6,507.42 and 2,619.74 is: 3,615.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715.61 : 6,507.42 = 2,619.74 : x
  2. Step 2: Convert to fraction form
    4,715.61/6,507.42 = 2,619.74/x
  3. Step 3: Cross multiply
    4,715.61x = 6,507.42 × 2,619.74
  4. Step 4: Simplify right side
    4,715.61x = 17,047,715.93
  5. Step 5: Solve for x
    x = 17,047,715.93/4,715.61
  6. Step 6: Final answer
    x = 3,615.17

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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.