Home / 7,492.10-10,339.29-4,135.16

Finding the Fourth Proportional to 7,492.10, 10,339.29 and 4,135.16

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Solution

The fourth proportional to 7,492.10, 10,339.29 and 4,135.16 is: 5,706.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492.10 : 10,339.29 = 4,135.16 : x
  2. Step 2: Convert to fraction form
    7,492.10/10,339.29 = 4,135.16/x
  3. Step 3: Cross multiply
    7,492.10x = 10,339.29 × 4,135.16
  4. Step 4: Simplify right side
    7,492.10x = 42,754,566.74
  5. Step 5: Solve for x
    x = 42,754,566.74/7,492.10
  6. Step 6: Final answer
    x = 5,706.62

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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.