Home / 10,427.08-14,391.02-6,852.40

Finding the Fourth Proportional to 10,427.08, 14,391.02 and 6,852.40

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Solution

The fourth proportional to 10,427.08, 14,391.02 and 6,852.40 is: 9,457.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,427.08 : 14,391.02 = 6,852.40 : x
  2. Step 2: Convert to fraction form
    10,427.08/14,391.02 = 6,852.40/x
  3. Step 3: Cross multiply
    10,427.08x = 14,391.02 × 6,852.40
  4. Step 4: Simplify right side
    10,427.08x = 98,612,968.06
  5. Step 5: Solve for x
    x = 98,612,968.06/10,427.08
  6. Step 6: Final answer
    x = 9,457.39

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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.