Home / 9,639.58-14,459.36-3,065.76

Finding the Fourth Proportional to 9,639.58, 14,459.36 and 3,065.76

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Solution

The fourth proportional to 9,639.58, 14,459.36 and 3,065.76 is: 4,598.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,639.58 : 14,459.36 = 3,065.76 : x
  2. Step 2: Convert to fraction form
    9,639.58/14,459.36 = 3,065.76/x
  3. Step 3: Cross multiply
    9,639.58x = 14,459.36 × 3,065.76
  4. Step 4: Simplify right side
    9,639.58x = 44,328,927.51
  5. Step 5: Solve for x
    x = 44,328,927.51/9,639.58
  6. Step 6: Final answer
    x = 4,598.64

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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.