Home / 2,693.08-3,715.50-1,762.12

Finding the Fourth Proportional to 2,693.08, 3,715.50 and 1,762.12

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Solution

The fourth proportional to 2,693.08, 3,715.50 and 1,762.12 is: 2,431.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.08 : 3,715.50 = 1,762.12 : x
  2. Step 2: Convert to fraction form
    2,693.08/3,715.50 = 1,762.12/x
  3. Step 3: Cross multiply
    2,693.08x = 3,715.50 × 1,762.12
  4. Step 4: Simplify right side
    2,693.08x = 6,547,156.86
  5. Step 5: Solve for x
    x = 6,547,156.86/2,693.08
  6. Step 6: Final answer
    x = 2,431.10

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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.