Home / 5,256.04-7,881.30-1,557.82

Finding the Fourth Proportional to 5,256.04, 7,881.30 and 1,557.82

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Solution

The fourth proportional to 5,256.04, 7,881.30 and 1,557.82 is: 2,335.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.04 : 7,881.30 = 1,557.82 : x
  2. Step 2: Convert to fraction form
    5,256.04/7,881.30 = 1,557.82/x
  3. Step 3: Cross multiply
    5,256.04x = 7,881.30 × 1,557.82
  4. Step 4: Simplify right side
    5,256.04x = 12,277,646.77
  5. Step 5: Solve for x
    x = 12,277,646.77/5,256.04
  6. Step 6: Final answer
    x = 2,335.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.