Home / 4,547.34-6,275.26-2,557.90

Finding the Fourth Proportional to 4,547.34, 6,275.26 and 2,557.90

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Solution

The fourth proportional to 4,547.34, 6,275.26 and 2,557.90 is: 3,529.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547.34 : 6,275.26 = 2,557.90 : x
  2. Step 2: Convert to fraction form
    4,547.34/6,275.26 = 2,557.90/x
  3. Step 3: Cross multiply
    4,547.34x = 6,275.26 × 2,557.90
  4. Step 4: Simplify right side
    4,547.34x = 16,051,487.55
  5. Step 5: Solve for x
    x = 16,051,487.55/4,547.34
  6. Step 6: Final answer
    x = 3,529.86

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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.