Home / 4,718.14-6,510.86-2,622.40

Finding the Fourth Proportional to 4,718.14, 6,510.86 and 2,622.40

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Solution

The fourth proportional to 4,718.14, 6,510.86 and 2,622.40 is: 3,618.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,718.14 : 6,510.86 = 2,622.40 : x
  2. Step 2: Convert to fraction form
    4,718.14/6,510.86 = 2,622.40/x
  3. Step 3: Cross multiply
    4,718.14x = 6,510.86 × 2,622.40
  4. Step 4: Simplify right side
    4,718.14x = 17,074,079.26
  5. Step 5: Solve for x
    x = 17,074,079.26/4,718.14
  6. Step 6: Final answer
    x = 3,618.82

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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.