Home / 4,643.22-6,407.46-2,547.32

Finding the Fourth Proportional to 4,643.22, 6,407.46 and 2,547.32

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Solution

The fourth proportional to 4,643.22, 6,407.46 and 2,547.32 is: 3,515.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.22 : 6,407.46 = 2,547.32 : x
  2. Step 2: Convert to fraction form
    4,643.22/6,407.46 = 2,547.32/x
  3. Step 3: Cross multiply
    4,643.22x = 6,407.46 × 2,547.32
  4. Step 4: Simplify right side
    4,643.22x = 16,321,851.01
  5. Step 5: Solve for x
    x = 16,321,851.01/4,643.22
  6. Step 6: Final answer
    x = 3,515.20

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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.