Home / 9,607.80-13,258.53-5,416.05

Finding the Fourth Proportional to 9,607.80, 13,258.53 and 5,416.05

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Solution

The fourth proportional to 9,607.80, 13,258.53 and 5,416.05 is: 7,474.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,607.80 : 13,258.53 = 5,416.05 : x
  2. Step 2: Convert to fraction form
    9,607.80/13,258.53 = 5,416.05/x
  3. Step 3: Cross multiply
    9,607.80x = 13,258.53 × 5,416.05
  4. Step 4: Simplify right side
    9,607.80x = 71,808,861.41
  5. Step 5: Solve for x
    x = 71,808,861.41/9,607.80
  6. Step 6: Final answer
    x = 7,474.02

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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.