Home / 10,530.19-14,533.52-6,281.51

Finding the Fourth Proportional to 10,530.19, 14,533.52 and 6,281.51

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Solution

The fourth proportional to 10,530.19, 14,533.52 and 6,281.51 is: 8,669.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,530.19 : 14,533.52 = 6,281.51 : x
  2. Step 2: Convert to fraction form
    10,530.19/14,533.52 = 6,281.51/x
  3. Step 3: Cross multiply
    10,530.19x = 14,533.52 × 6,281.51
  4. Step 4: Simplify right side
    10,530.19x = 91,292,456.14
  5. Step 5: Solve for x
    x = 91,292,456.14/10,530.19
  6. Step 6: Final answer
    x = 8,669.59

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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.