Home / 10,361.12-14,307.03-7,015.01

Finding the Fourth Proportional to 10,361.12, 14,307.03 and 7,015.01

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Solution

The fourth proportional to 10,361.12, 14,307.03 and 7,015.01 is: 9,686.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361.12 : 14,307.03 = 7,015.01 : x
  2. Step 2: Convert to fraction form
    10,361.12/14,307.03 = 7,015.01/x
  3. Step 3: Cross multiply
    10,361.12x = 14,307.03 × 7,015.01
  4. Step 4: Simplify right side
    10,361.12x = 100,363,886.99
  5. Step 5: Solve for x
    x = 100,363,886.99/10,361.12
  6. Step 6: Final answer
    x = 9,686.59

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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.