Home / 10,362.31-15,547.71-7,603.04

Finding the Fourth Proportional to 10,362.31, 15,547.71 and 7,603.04

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Solution

The fourth proportional to 10,362.31, 15,547.71 and 7,603.04 is: 11,407.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,362.31 : 15,547.71 = 7,603.04 : x
  2. Step 2: Convert to fraction form
    10,362.31/15,547.71 = 7,603.04/x
  3. Step 3: Cross multiply
    10,362.31x = 15,547.71 × 7,603.04
  4. Step 4: Simplify right side
    10,362.31x = 118,209,861.04
  5. Step 5: Solve for x
    x = 118,209,861.04/10,362.31
  6. Step 6: Final answer
    x = 11,407.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.