Home / 4,643.35-6,407.91-2,547.46

Finding the Fourth Proportional to 4,643.35, 6,407.91 and 2,547.46

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Solution

The fourth proportional to 4,643.35, 6,407.91 and 2,547.46 is: 3,515.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.35 : 6,407.91 = 2,547.46 : x
  2. Step 2: Convert to fraction form
    4,643.35/6,407.91 = 2,547.46/x
  3. Step 3: Cross multiply
    4,643.35x = 6,407.91 × 2,547.46
  4. Step 4: Simplify right side
    4,643.35x = 16,323,894.41
  5. Step 5: Solve for x
    x = 16,323,894.41/4,643.35
  6. Step 6: Final answer
    x = 3,515.54

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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.