Home / 10,769.18-14,856.90-6,575

Finding the Fourth Proportional to 10,769.18, 14,856.90 and 6,575

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Solution

The fourth proportional to 10,769.18, 14,856.90 and 6,575 is: 9,070.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,769.18 : 14,856.90 = 6,575 : x
  2. Step 2: Convert to fraction form
    10,769.18/14,856.90 = 6,575/x
  3. Step 3: Cross multiply
    10,769.18x = 14,856.90 × 6,575
  4. Step 4: Simplify right side
    10,769.18x = 97,684,117.50
  5. Step 5: Solve for x
    x = 97,684,117.50/10,769.18
  6. Step 6: Final answer
    x = 9,070.71

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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.