Home / 10,063.35-13,887.45-5,587.11

Finding the Fourth Proportional to 10,063.35, 13,887.45 and 5,587.11

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Solution

The fourth proportional to 10,063.35, 13,887.45 and 5,587.11 is: 7,710.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,063.35 : 13,887.45 = 5,587.11 : x
  2. Step 2: Convert to fraction form
    10,063.35/13,887.45 = 5,587.11/x
  3. Step 3: Cross multiply
    10,063.35x = 13,887.45 × 5,587.11
  4. Step 4: Simplify right side
    10,063.35x = 77,590,710.77
  5. Step 5: Solve for x
    x = 77,590,710.77/10,063.35
  6. Step 6: Final answer
    x = 7,710.23

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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.