Home / 10,417.30-14,360.93-7,427.95

Finding the Fourth Proportional to 10,417.30, 14,360.93 and 7,427.95

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Solution

The fourth proportional to 10,417.30, 14,360.93 and 7,427.95 is: 10,239.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,417.30 : 14,360.93 = 7,427.95 : x
  2. Step 2: Convert to fraction form
    10,417.30/14,360.93 = 7,427.95/x
  3. Step 3: Cross multiply
    10,417.30x = 14,360.93 × 7,427.95
  4. Step 4: Simplify right side
    10,417.30x = 106,672,224.81
  5. Step 5: Solve for x
    x = 106,672,224.81/10,417.30
  6. Step 6: Final answer
    x = 10,239.91

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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.