Home / 7,074.12-10,607.54-2,913.35

Finding the Fourth Proportional to 7,074.12, 10,607.54 and 2,913.35

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Solution

The fourth proportional to 7,074.12, 10,607.54 and 2,913.35 is: 4,368.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,074.12 : 10,607.54 = 2,913.35 : x
  2. Step 2: Convert to fraction form
    7,074.12/10,607.54 = 2,913.35/x
  3. Step 3: Cross multiply
    7,074.12x = 10,607.54 × 2,913.35
  4. Step 4: Simplify right side
    7,074.12x = 30,903,409.05
  5. Step 5: Solve for x
    x = 30,903,409.05/7,074.12
  6. Step 6: Final answer
    x = 4,368.52

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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.