Home / 9,655.32-14,462.28-8,603.76

Finding the Fourth Proportional to 9,655.32, 14,462.28 and 8,603.76

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Solution

The fourth proportional to 9,655.32, 14,462.28 and 8,603.76 is: 12,887.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,655.32 : 14,462.28 = 8,603.76 : x
  2. Step 2: Convert to fraction form
    9,655.32/14,462.28 = 8,603.76/x
  3. Step 3: Cross multiply
    9,655.32x = 14,462.28 × 8,603.76
  4. Step 4: Simplify right side
    9,655.32x = 124,429,986.17
  5. Step 5: Solve for x
    x = 124,429,986.17/9,655.32
  6. Step 6: Final answer
    x = 12,887.19

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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.