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Finding the Fourth Proportional to 10,070.88, 13,898 and 5,595.04

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Solution

The fourth proportional to 10,070.88, 13,898 and 5,595.04 is: 7,721.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,070.88 : 13,898 = 5,595.04 : x
  2. Step 2: Convert to fraction form
    10,070.88/13,898 = 5,595.04/x
  3. Step 3: Cross multiply
    10,070.88x = 13,898 × 5,595.04
  4. Step 4: Simplify right side
    10,070.88x = 77,759,865.92
  5. Step 5: Solve for x
    x = 77,759,865.92/10,070.88
  6. Step 6: Final answer
    x = 7,721.26

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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.