Home / 10,895.43-15,030.70-6,417.04

Finding the Fourth Proportional to 10,895.43, 15,030.70 and 6,417.04

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Solution

The fourth proportional to 10,895.43, 15,030.70 and 6,417.04 is: 8,852.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,895.43 : 15,030.70 = 6,417.04 : x
  2. Step 2: Convert to fraction form
    10,895.43/15,030.70 = 6,417.04/x
  3. Step 3: Cross multiply
    10,895.43x = 15,030.70 × 6,417.04
  4. Step 4: Simplify right side
    10,895.43x = 96,452,603.13
  5. Step 5: Solve for x
    x = 96,452,603.13/10,895.43
  6. Step 6: Final answer
    x = 8,852.57

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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.