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Finding the Fourth Proportional to 10,058.58, 13,886.64 and 8,746.38

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Solution

The fourth proportional to 10,058.58, 13,886.64 and 8,746.38 is: 12,075.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,058.58 : 13,886.64 = 8,746.38 : x
  2. Step 2: Convert to fraction form
    10,058.58/13,886.64 = 8,746.38/x
  3. Step 3: Cross multiply
    10,058.58x = 13,886.64 × 8,746.38
  4. Step 4: Simplify right side
    10,058.58x = 121,457,830.36
  5. Step 5: Solve for x
    x = 121,457,830.36/10,058.58
  6. Step 6: Final answer
    x = 12,075.05

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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.