Home / 7,688.04-10,607.08-4,330.32

Finding the Fourth Proportional to 7,688.04, 10,607.08 and 4,330.32

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Solution

The fourth proportional to 7,688.04, 10,607.08 and 4,330.32 is: 5,974.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688.04 : 10,607.08 = 4,330.32 : x
  2. Step 2: Convert to fraction form
    7,688.04/10,607.08 = 4,330.32/x
  3. Step 3: Cross multiply
    7,688.04x = 10,607.08 × 4,330.32
  4. Step 4: Simplify right side
    7,688.04x = 45,932,050.67
  5. Step 5: Solve for x
    x = 45,932,050.67/7,688.04
  6. Step 6: Final answer
    x = 5,974.48

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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.