Home / 7,492.28-10,347.18-4,699.32

Finding the Fourth Proportional to 7,492.28, 10,347.18 and 4,699.32

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Solution

The fourth proportional to 7,492.28, 10,347.18 and 4,699.32 is: 6,489.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492.28 : 10,347.18 = 4,699.32 : x
  2. Step 2: Convert to fraction form
    7,492.28/10,347.18 = 4,699.32/x
  3. Step 3: Cross multiply
    7,492.28x = 10,347.18 × 4,699.32
  4. Step 4: Simplify right side
    7,492.28x = 48,624,709.92
  5. Step 5: Solve for x
    x = 48,624,709.92/7,492.28
  6. Step 6: Final answer
    x = 6,489.98

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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.