Home / 10,465.70-14,438.58-5,987.06

Finding the Fourth Proportional to 10,465.70, 14,438.58 and 5,987.06

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Solution

The fourth proportional to 10,465.70, 14,438.58 and 5,987.06 is: 8,259.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,465.70 : 14,438.58 = 5,987.06 : x
  2. Step 2: Convert to fraction form
    10,465.70/14,438.58 = 5,987.06/x
  3. Step 3: Cross multiply
    10,465.70x = 14,438.58 × 5,987.06
  4. Step 4: Simplify right side
    10,465.70x = 86,444,644.77
  5. Step 5: Solve for x
    x = 86,444,644.77/10,465.70
  6. Step 6: Final answer
    x = 8,259.81

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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.