Home / 7,931.48-11,899.98-4,966.53

Finding the Fourth Proportional to 7,931.48, 11,899.98 and 4,966.53

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Solution

The fourth proportional to 7,931.48, 11,899.98 and 4,966.53 is: 7,451.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,931.48 : 11,899.98 = 4,966.53 : x
  2. Step 2: Convert to fraction form
    7,931.48/11,899.98 = 4,966.53/x
  3. Step 3: Cross multiply
    7,931.48x = 11,899.98 × 4,966.53
  4. Step 4: Simplify right side
    7,931.48x = 59,101,607.67
  5. Step 5: Solve for x
    x = 59,101,607.67/7,931.48
  6. Step 6: Final answer
    x = 7,451.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.