Home / 10,746.40-14,830.68-6,554.68

Finding the Fourth Proportional to 10,746.40, 14,830.68 and 6,554.68

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Solution

The fourth proportional to 10,746.40, 14,830.68 and 6,554.68 is: 9,045.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,746.40 : 14,830.68 = 6,554.68 : x
  2. Step 2: Convert to fraction form
    10,746.40/14,830.68 = 6,554.68/x
  3. Step 3: Cross multiply
    10,746.40x = 14,830.68 × 6,554.68
  4. Step 4: Simplify right side
    10,746.40x = 97,210,361.58
  5. Step 5: Solve for x
    x = 97,210,361.58/10,746.40
  6. Step 6: Final answer
    x = 9,045.85

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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.