Home / 10,558.16-14,567.98-6,731.25

Finding the Fourth Proportional to 10,558.16, 14,567.98 and 6,731.25

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Solution

The fourth proportional to 10,558.16, 14,567.98 and 6,731.25 is: 9,287.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,558.16 : 14,567.98 = 6,731.25 : x
  2. Step 2: Convert to fraction form
    10,558.16/14,567.98 = 6,731.25/x
  3. Step 3: Cross multiply
    10,558.16x = 14,567.98 × 6,731.25
  4. Step 4: Simplify right side
    10,558.16x = 98,060,715.38
  5. Step 5: Solve for x
    x = 98,060,715.38/10,558.16
  6. Step 6: Final answer
    x = 9,287.67

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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.