Home / 10,531.90-14,533.59-6,749.74

Finding the Fourth Proportional to 10,531.90, 14,533.59 and 6,749.74

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Solution

The fourth proportional to 10,531.90, 14,533.59 and 6,749.74 is: 9,314.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531.90 : 14,533.59 = 6,749.74 : x
  2. Step 2: Convert to fraction form
    10,531.90/14,533.59 = 6,749.74/x
  3. Step 3: Cross multiply
    10,531.90x = 14,533.59 × 6,749.74
  4. Step 4: Simplify right side
    10,531.90x = 98,097,953.77
  5. Step 5: Solve for x
    x = 98,097,953.77/10,531.90
  6. Step 6: Final answer
    x = 9,314.36

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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.